Adamson House The Adamson House and its associated land, which was known as Vaquero Hill in the nineteenth century, is a historic house and gardens in Malibu, California that has been called the "Taj Ma...
Ah Louis On Wong (1840 – December 16, 1936), more commonly known as Ah Louis, was a Chinese American banker, labor contractor, farmer, and shopkeeper in San Luis Obispo, California during the...
Alameda Terminal Alameda Terminal was a railroad station located in Alameda, California on the eastern shore of San Francisco Bay.
Alpha Hydraulic Diggings The Alpha Hydraulic Diggings are located one mile north of what was the town of Alpha during the California Gold Rush in 1850, but the site is now near the unincorporated town of Washington, Cal...
Angeles National Forest The Angeles National Forest (ANF) of the U.S. Forest Service is located in the San Gabriel Mountains of Los Angeles County, southern California, United States.
Angels Hotel The Angels Hotel in Angels Camp, California, was the hotel where the author Mark Twain heard a story that he would later turn into his short story "The Celebrated Jumping Frog of Calaveras County".
Argonaut Mine The Argonaut Mine is a gold mine in Jackson, California, United States.
Banning House Banning House, also known as the General Phineas Banning Residence Museum, is a historic Greek Revival-Victorian home in the Wilmington section of Los Angeles, California.
Battery Point Light Battery Point Light is a lighthouse in Crescent City, California, United States.
Battle of La Mesa The Battle of La Mesa of the Mexican–American War occurred on January 9, 1847, in present-day Vernon, California, the day after the Battle of Rio San Gabriel during the California Campaign.
Battle of Rio San Gabriel The Battle of Rio San Gabriel, fought on 8 January 1847, was a decisive action of the California campaign of the Mexican–American War and occurred at a ford of the San Gabriel River, at what are...
Beach Boys Historic Landmark The Beach Boys Historic Landmark commemorates the site of the childhood home of Brian, Carl, and Dennis Wilson of the Beach Boys.
Beckwourth Pass Beckwourth Pass is the lowest mountain pass in the Sierra Nevada mountain range at an elevation of.
Bella Union Hotel The Bella Union Hotel in Los Angeles, California, constructed in 1835, is California Historical Landmark No. 656, It was effectively the last capitol building of Mexican California under Governo...
Berkeley City Club The Berkeley City Club, formerly known as the Berkeley Women's City Club, was organized by women in Berkeley, California in 1927, to contribute to social, civic, and cultural progress.
Bidwell Bar Bridge The Bidwell Bar Bridge, in Oroville, California, refers to two suspension bridges that cross different parts of Lake Oroville.
Bidwell Mansion State Historic Park Bidwell Mansion, located at 525 Esplanade in Chico, California, was the home of General John Bidwell and Annie Bidwell from the late 1868 until 1900, when Gen.
Bidwell's Bar, California Bidwell's Bar was a gold mining camp in Butte County, California, United States, which lay at the end of the California Trail.
Big Four House The Big Four House is a historic 19th-century building in Downtown Sacramento, California.
Black Diamond Mines Regional Preserve The Black Diamond Mines Regional Preserve is a park located north of Mount Diablo in Contra Costa County, California under the administration of the East Bay Regional Park District.
Black Star Canyon Black Star Canyon is a remote mountain canyon in the Santa Ana Mountains, located in eastern Orange County, California.
Blythe Intaglios The Blythe Intaglios or Blythe Geoglyphs are a group of gigantic figures found on the ground near Blythe, California in the Colorado Desert.
Bodie, California Bodie is a ghost town in the Bodie Hills east of the Sierra Nevada mountain range in Mono County, California, United States, about southeast of Lake Tahoe.
Bok Kai Temple The Bok Kai Temple is a traditional Chinese temple in the city of Marysville, California, located at the corner of D and First Streets, and served as the center of what was a bustling Chinatown ...
Bridgeport Covered Bridge The Bridgeport Covered Bridge is located in Bridgeport, Nevada County, California, southwest of French Corral and north of Lake Wildwood.
Brother Jonathan (steamer) Brother Jonathan was a paddle steamer that crashed on an uncharted rock near Point St. George, off the coast of Crescent City, California, on 30 July 1865.
Calaveritas, California Calaveritas ("little skulls" in Spanish; formerly, Upper Calaveritas) is an unincorporated community in Calaveras County, California.
California Beet Sugar Company The California Beet Sugar Company (also known as the Standard Sugar Refining Company, Pacific Coast Sugar Company, Alameda Sugar Company, and the Holly Sugar Company) was...
California Caverns The California Caverns are in the Sierra Nevada foothills, in Cave City, Calaveras County, California.
California Hall California Hall is one of the original "classical core" Beaux-Arts-style Classical Revival buildings on the UC Berkeley campus.
California Historical Landmark California Historical Landmarks (CHLs) are buildings, structures, sites, or places in the state of California that have been determined to have statewide historical landmark significance.
California Points of Historical Interest California Points of Historical Interest are sites, buildings, features, or events that are of local significance and have anthropological, cultural, military, political, architectural, economic...
California Register of Historical Resources The California Register of Historical Resources is a California state government program for use by state and local agencies, private groups and citizens to identify, evaluate, register and prot...
Camp Curtis Camp Curtis, California State Historic Landmark #215, was located about one mile north of Arcata, California, and served as the headquarters and garrison of the 1st Battalion California Voluntee...
Camp Lincoln (California) Camp Lincoln (also known as Long's Camp, Fort Long, Lincoln's Fort, or Fort Lincoln), in Crescent City, California, was a United States military post.
Campo de Cahuenga The Campo de Cahuenga, near the historic Cahuenga Pass in present day Studio City, Los Angeles, California, was an adobe ranch house on the Rancho Cahuenga where the Treaty of Cahuenga was signe...
Campo Seco, California Campo Seco ("dry camp" in Spanish) is an unincorporated community in Calaveras County, California.
Casa de la Guerra The Casa de la Guerra was the residence of the fifth commandant of the Presidio de Santa Barbara, José de la Guerra y Noriega from 1828 until his death in 1858.
Cathedral of San Carlos Borromeo The Cathedral of San Carlos Borromeo, also known as the Royal Presidio Chapel, is a Roman Catholic cathedral located in Monterey, California, United States.
Centerville Beach Cross The Centerville Beach Cross is a monument that commemorates the 17 passengers and 21 crew members who died in the shipwreck of the SS Northerner on January 6, 1860.
Centinela Adobe The Centinela Adobe, also known as La Casa de la Centinela, is a Spanish Colonial style adobe house built in 1834.
Centinela Springs The Centinela Springs (Aguaje de Centinela or Aguaje de la Centinela) were a valued source of local spring water in coastal Southern California.
Cephalanthus occidentalis Cephalanthus occidentalis is a species of flowering plant in the coffee family, Rubiaceae, that is native to eastern and southern North America.
Charles Copeland Morse House The Charles Copeland Morse House was the home of Charles Copeland Morse, founder of the Ferry-Morse Seed Company.
Chili Gulch Chili Gulch is a gulch in Calaveras County, California.
China Clipper The China Clipper (NC14716) was the first of three Martin M-130 four-engine flying boats built for Pan American Airways and was used to inaugurate the first commercial transpacific air servi...
Crocker Art Museum The Crocker Art Museum, formerly the E. B. Crocker Art Gallery, is one of the leading arts institutions in California, and the longest continuously-operating art museum in the West.
Croll Building The Croll Building, in Alameda, California, was the site of Croll's Gardens and Hotel, famous as training quarters for the some of the greatest fighters in boxing history from 1883 to 1914.
D'Agostini Winery D'Agostini Winery refers to both a winery in Healdsburg, California owned by Armagan Champagne Cellars as well as the original vineyard and wine cellar located in Plymouth, Amador County, which ...
Daniel Rhoads Daniel Rhoads was a California, USA, pioneer and rancher who helped rescue the Donner Party.
Diamond Springs, California Diamond Springs (formerly, Diamond Spring and Diamond) is a census-designated place (CDP) in El Dorado County, California, United States.
Diego Sepúlveda Adobe The Diego Sepúlveda Adobe (sometimes known as the Costa Mesa Estancia or the Santa Ana Estancia) is an adobe structure built between 1817 and 1823 to house the mayordomo and herdsmen...
Dog Town, California Dog Town (also, Dogtown and Dogtown Diggings) is a ghost town in Mono County, California.
Dominguez Rancho Adobe The Dominguez Rancho Adobe is California Historical Landmark Number 152, and in 1976 was placed on the National Register of Historic Places by the United States Department of the Interior.
Doris Foley Library for Historical Research The Doris Foley Library for Historical Research (formerly: Nevada City Free Public Library and Nevada City Library; colloquially: Carnegie Library or Foley) is a referenc...
Douglas Flat, California Douglas Flat (formerly, Douglasflat and Douglass Flat) is an unincorporated community in Calaveras County, California.
Drum Barracks The Drum Barracks, also known as Camp Drum and the Drum Barracks Civil War Museum, is the last remaining original American Civil War era military facility in the Los Angeles area.
Drytown, California Drytown (formerly, Dry Town) is a census-designated place in Amador County, California.
Eagle Theatre The Eagle Theatre in Gold Rush-era Sacramento was the first permanent theatre to be built in the state of California.
Eames House The Eames House (also known as Case Study House No. 8) is a landmark of mid-20th century modern architecture located at 203 North Chautauqua Boulevard in the Pacific Palisades neighborhood...
Ebner's Hotel Ebner's Hotel was a historic hotel located in Sacramento, California, listed as a California Historical Landmark, that was built in 1856 for and possibly by the Ebner brothers, Charles and Franc...
El Adobe de Capistrano El Adobe de Capistrano, or simply known as El Adobe, is a restaurant located in San Juan Capistrano, California.
El Adobe de los Robles Rancho Daniel Rhoads (December 7, 1821, Paris, Illinois – December 4, 1895) was a California, USA, pioneer and rancher who helped rescue the Donner Party.
El Camino Real (California) El Camino Real (Spanish for The Royal Road, also known as The King's Highway) and sometimes associated with Calle Real usually refers to the historic 600-mile (966-kilometer) Calif...
El Dorado, California El Dorado, not to be confused with the nearby El Dorado Hills, is an unincorporated community in El Dorado County, California.
El Molino Viejo El Molino Viejo, also known as The Old Mill, is a former grist mill in the San Rafael Hills of present day San Marino, California, USA, and was built in 1816 by Father José Maria de Zalvid...
El Palo Alto El Palo Alto is a coast redwood (Sequoia sempervirens) tree located in El Palo Alto Park on the banks of San Francisquito Creek in Palo Alto, California, United States.
Emeryville Shellmound The Emeryville Shellmound, in Emeryville, California, is a once-massive archaeological shell midden deposit (dark, highly organic soil, temple and burial ground containing a high concentration ...
Empire City (Historic Landmark) The Empire City Historic Landmark is a California Historic Landmark in honor of the pioneers who settled on the south bank of the Tuolumne River and called their town Empire City, which was ...
Ennis House The Ennis House is a residential dwelling in the Los Feliz neighborhood of Los Angeles, California, USA, south of Griffith Park.
Eureka, California Eureka is the principal city and county seat of Humboldt County in the Redwood Empire region of California.
Fandango Pass The Fandango Pass (previously Lassen Pass; variants Lassen Cut-off, Lassen Horn) is a gap in the Warner Mountains of Modoc County, California, USA. Located in the Modoc Nation...
Fiddletown, California Fiddletown (from 1878 to 1932, Oleta) is a census-designated place in Amador County, California.
First long-distance telephone line The world's first long-distance telephone line, established in 1877, connected French Corral with Bowman Lake (previously known as French Lake) at the headwaters of the Yuba River.
First Unitarian Church of San Jose The First Unitarian Church of San Jose is located at 160 North Third Street in downtown San Jose, California, across from St. James Park, and was designed in "Richardsonian Romanesque" style by ...
Fort Tejon Fort Tejon in California is a former United States Army outpost which was intermittently active from June 24, 1854, until September 11, 1864.
Fort Ter-Waw Fort Ter-Waw, a former U. S. Army fort, that was located six miles from the mouth of the Klamath River, in the former Klamath River Reservation and to the east of the present town of Klamath, Ca...
Fort Yuma Fort Yuma is a fort in California that is located in Imperial County, across the Colorado River from Yuma, Arizona.
Freeman Junction, California Freeman Junction, a ghost town in Kern County, California, USA, was first homesteaded in the 1920s by Clare C. Miley, who was born in 1900.
Friday's Station, California Friday's Station was a California Pony Express station and a Union Army military post of the District of California.
Frog Woman Rock Frog Woman Rock is a distinctive volcanic monolith in the Russian River canyon through the California Coast Ranges.
Gable Mansion The Gable Mansion is a historic mansion in Woodland, California, listed as a California Historical Landmark, that was built in 1885 for Amos and Harvey Gable, two Yolo County pioneers and ranchers.
Gamble House (Pasadena, California) The Gamble House, also known as David B. Gamble House, is a National Historic Landmark, a California Historical Landmark, and museum in Pasadena, California, USA. It was designed by brothe...
General George S. Patton Memorial Museum The General George S. Patton Memorial Museum, in Chiriaco Summit, California, is a museum erected in tribute to General George S. Patton on the site of the entrance of Camp Young, part of the De...
Georgetown, California Georgetown (formerly, Growlersburg) is a census-designated place (CDP) in El Dorado County, California.
Giant Dipper The Giant Dipper is a historic wooden roller coaster located at the Santa Cruz Beach Boardwalk, an amusement park in Santa Cruz, California.
Gilroy Yamato Hot Springs Gilroy Yamato Hot Springs, a California Historical Landmark and on the list of National Register of Historical Places, is a property near Gilroy, California famed for its mineral hot springs and...
Green Shutter Hotel The Green Shutter Hotel is a historic hotel building located in downtown Hayward in Alameda County, California, USA. The building was listed on the National Register of Historic Places in 2004, ...
Hearst Memorial Mining Building The Hearst Memorial Mining Building at the University of California, Berkeley, is home to the university's Materials Science and Engineering Department, with research and teaching spaces for the...
Home of Lola Montez The Home of Lola Montez is located in downtown Grass Valley, California at 248 Mill Street.
Home of Lotta Crabtree The Home of Lotta Crabtree is located in downtown Grass Valley, California at 238 Mill Street.
Hooker Oak Hooker Oak was a large valley oak tree in Chico, California.
Hotel Léger The Hotel Léger, in Mokelumne Hill, California is one of the oldest hotels still operating in California.
I Build the Tower I Build the Tower is a feature-length documentary film depicting the life of Sabato Rodia (also known as Sam Rodia and Simon Rodia), the Italian immigrant who created the Watts Towers in Sou...
Indian Grinding Rock State Historic Park Indian Grinding Rock State Historic Park is a state park unit of California, United States, preserving an outcropping of marbleized limestone with some 1,185 mortar holes—the largest collection ...
Indian Wells (Kern County, California) An Indian Wells California Historical Landmark was erected near the Indian Wells Lodge, 4.9 miles north of Freeman Junction on Highway 14 where William L. Manly found water after his group left ...
Indian Wells California Historical Landmark An Indian Wells California Historical Landmark was erected near the Indian Wells Lodge, 4.9 miles north of Freeman Junction on Highway 14 where William L. Manly found water after his group left ...
Joaquin Miller Home Joaquin Miller was the pen name of the colorful American poet, essayist and fabulist Cincinnatus Heine (or Hiner) Miller (March 10, 1841, or alternatively September 8, 1837, or November 10...
La Purisima Mission Mission La Purisima Concepción, or La Purisima Mission, with the original Spanish name being La Misión de La Purísima Concepción de la Santísima Virgen María, was founded on the ...
Lakeview Gusher Lakeview Gusher Number One was an immense out-of-control pressurized oil well in the Midway-Sunset Oil Field in Kern County, California.
Lancha Plana, California Lancha Plana ("flat boat" in Spanish; formerly, Sonora Bar) was a small settlement in Amador County, California, formed as a result of a flatboat ferry crossing across the Mokelumne River.
Leland Stanford Winery Leland Stanford Winery was a winery located in the Santa Clara Valley AVA, in Fremont, California, United States.
Leonis Adobe Leonis Adobe, built in 1844, is one of the oldest surviving private residences in Los Angeles County and one of the oldest surviving buildings in the San Fernando Valley.
Los Angeles Memorial Coliseum The Los Angeles Memorial Coliseum, colloquially known as just "The Coliseum", is a large outdoor sports stadium in the University Park neighborhood of Los Angeles, at Exposition Park, that...
Lower Lake Stone Jail Lower Lake Stone Jail, in Lower Lake, California, claimed to be the smallest jail in the United States, was erected in 1876 of stone locally quarried and reinforced with iron.
Luther Burbank Home and Gardens Luther Burbank Home and Gardens (1 acre) is a city park containing the former home, greenhouse, gardens, and grave of noted American horticulturist Luther Burbank (1849-1926).
Lyons Station Stagecoach Stop The Lyons Station Stagecoach Stop was located in what is now Newhall was the location of a tavern and stage depot called Wiley's Station in the early 1850s located in the Newhall Pass on the Sto...
Markleeville, California Markleeville (formerly, Markleville) is a census-designated place (CDP) and the county seat of Alpine County, California.
Marshall Gold Discovery State Historic Park Marshall Gold Discovery State Historic Park is a state park of California, United States, marking the discovery of gold by James W. Marshall at Sutter's Mill in 1848, sparking the California Gol...
Martin Luther Marsh House The Martin Luther Marsh House was built in 1873, and is located at 254 Boulder Street in Nevada City, in the Gold Country of Nevada County, California.
McKittrick Tar Pits The McKittrick Tar Pits (also McKittrick Oil Seeps and McKittrick Brea Pits) are a series of natural asphalt lakes situated in the western part of Kern County in southern California.
Meek Mansion The Meek Mansion is a historic mansion in unincorporated Cherryland, just north of Hayward, California.
Memorial to Pioneer Odd Fellows The Memorial to Pioneer Odd Fellows is a California Historical Landmark located in Alpine County, California, near Carson Pass.
Mendocino Presbyterian Church The Mendocino Presbyterian Church is an historic Carpenter Gothic style Presbyterian church building located at 44831 Main Street, in Mendocino, California.
Mentryville, California Mentryville was an oil drilling town in the Santa Susana Mountains in Los Angeles County, California, USA. It was started in the 1870s around the newly discovered oil reserves in that area.
Meyers, California Meyers (also Yanks, Yank's Station, and Tahoe Paradise) is a small unincorporated community in El Dorado County, California, United States, alo...
Michigan Bar, California Michigan Bar was a former mining camp near the Consumnes River in Sacramento County, California.
Michigan Bluff, California Michigan Bluff (formerly, Michigan Bluffs, Michigan City) is an unincorporated community in Placer County, California.
Milk Farm Restaurant Milk Farm Restaurant was a restaurant in Dixon, California off I-80, that played a big part in Dixon's dairy economy during World War II. It was considered to be the city's landmark.
Miners Foundry The Miners Foundry is located at 325 Spring Street, Nevada City, California, USA. Built in Nevada County in 1856, it is a California Historical Landmark as, in 1879, the foundry became the firs...
Minor Theater The Minor Theater, located at 1015 H Street in Arcata, California, is one of the oldest buildings in the United States built for feature films that is still open and showing movies.
Mission Inn The Mission Inn, now known as The Mission Inn Hotel & Spa, is a historic landmark hotel in downtown Riverside, California.
Mission La Purísima Concepción Mission La Purisima Concepción, or La Purisima Mission, with the original Spanish name being La Misión de La Purísima Concepción de la Santísima Virgen María, was founded on the ...
Mission Nuestra Señora de la Soledad Mission Nuestra Señora de la Soledad, known colloquially as the Soledad Mission or Mission Soledad, is a Spanish mission located near the present-day town of Soledad, California.
Mission San Antonio de Padua Mission San Antonio de Padua is a Spanish mission established by the Franciscan order in present-day Monterey County, California, near the present-day town of Jolon.
Mission San Buenaventura Mission San Buenaventura is a Spanish mission founded by the Franciscan order in present-day Ventura, California.
Mission San Carlos Borromeo de Carmelo Mission San Carlos Borroméo del río Carmelo, also known as the Carmel Mission or Mission Carmel, is a Roman Catholic mission church in Carmel-by-the-Sea, California.
Mission San Diego de Alcalá Mission Basilica San Diego de Alcalá was the first Franciscan mission in the Las Californias Province of the Viceroyalty of New Spain.
Mission San Francisco de Asís Mission San Francisco de Asís, or Mission Dolores, is the oldest surviving structure in San Francisco and the sixth religious settlement established as part of the California chain of missions.
Mission San Francisco de Solano Mission San Francisco Solano was founded on July 4, 1823, and named for Francis Solanus, a missionary to the Indians of Peru born in Montilla, Spain, known as the "Wonder Worker of the New World."
Mission San Francisco Solano (California) Mission San Francisco Solano was founded on July 4, 1823, and named for Francis Solanus, a missionary to the indigenous population of Peru, born in Montilla, Spain, known as the "Wonder Worker o...
Mission San Gabriel Arcángel The Mission San Gabriel Arcángel is a fully functioning Roman Catholic mission and a historic landmark in San Gabriel, California.
Mission San Rafael Arcángel Mission San Rafael Arcángel was founded in 1817 as a medical asistencia ("sub-mission") of the Mission San Francisco de Asís as a hospital to treat sick Native Americans of the Bay Area, mak...
Mission Santa Barbara Mission Santa Barbara, also known as Santa Barbara Mission, is a Spanish mission founded by the Franciscan order near present-day Santa Barbara, California.
Mission Santa Clara de Asís Mission Santa Clara de Asís is a Spanish mission founded by the Franciscan order in the present-day city of Santa Clara, California.
Mission Santa Cruz Mission Santa Cruz was a Spanish mission founded by the Franciscan order in present-day Santa Cruz, California.
Mission Santa Inés Mission Santa Inés (sometimes spelled Santa Ynez) is a Spanish mission in the present-day city of Solvang, California, and named after St. Agnes of Rome.
Modjeska House Modjeska House, also known as Arden, is a house designed by Stanford White in Modjeska Canyon, California.
Mokelumne Hill, California Mokelumne Hill (also, Big Bar, Mok Hill, and The Hill) is a census-designated place (CDP) in Calaveras County, California, United States.
Mount Diablo Mount Diablo is a mountain in Contra Costa County, California in the San Francisco Bay Area, located south of Clayton and northeast of Danville.
Mount Saint Mary's Convent and Academy Mount Saint Mary's Convent and Academy, originally the Sacred Heart Convent and Holy Angels Orphanage and previously Mount St. Mary’s Convent and Orphan Asylum, and also known as ...
Mountain Ranch, California Mountain Ranch (formerly, El Dorado and El Dorado Town) is a census-designated place (CDP) in Calaveras County, California, United States.
Mountain Winery The Mountain Winery, formerly the Paul Masson Mountain Winery, is a winery in Saratoga, California, USA. It was founded by Paul Masson, a pioneer of the California wine industry.
Murphys Hotel The Murphys Hotel in Murphys, California is one of the oldest hotels still operating in California.
Murphys, California Murphys (formerly, Murphy, Murphy's, Murphy's Camp, Murphy's Diggins, Murphys New Diggings, and Queen of the Sierra) is a census-designated place (CDP) in Cal...
Mussel Slough Tragedy The Mussel Slough Tragedy was a dispute over land titles between settlers and the Southern Pacific Railroad (SP) that took place on May 11, 1880, on a farm located northwest of Hanford, Califor...
National Exchange Hotel The National Exchange Hotel (also known as the National Hotel), listed on the National Register of Historic Places and a California Historical Landmark, is one of the oldest continuously o...
Nevada Theatre The Nevada Theatre, also known as the Cedar Theatre, located in downtown Nevada City, California, is California's oldest existing theater building.
New Idria Mercury Mine The New Idria Mercury Mine encompasses 8,000 acres of land in the Diablo Mountain range, incorporating the town of Idria in San Benito County, California.
Newport Pier The Newport Pier is one of two piers located within the city of Newport Beach, California, at the center of the Balboa Peninsula.
Nicholas Carriger Estate The Nicholas Carriger Estate (16-acre) is a collection of buildings located in Sonoma, California, United States.
Nitt Witt Ridge Nitt Witt Ridge is a house on two-and-a-half-acres in Cambria, California, United States.
North Bloomfield Mining and Gravel Company The North Bloomfield Mining and Gravel Company of North Bloomfield, California, was established in 1866 and operated a hydraulic gold-mining operation at the Malakoff Mine subsequent to the Cali...
North Star Mine Powerhouse The North Star Mine Powerhouse is located at the North Star Mine in Grass Valley, California, USA. When the mining operations expanded subsequent to the California Gold Rush, the powerhouse was ...
Notre Dame de Namur University Notre Dame de Namur University — formerly the College of Notre Dame — is a private coeducational Catholic university located in Belmont, California in the San Francisco Bay Area.
Oak Creek Pass Oak Creek Pass is a mountain pass on the eastern side of the Tehachapi Mountains, in Kern County, California.
Old Customhouse (Monterey, California) The Old Customhouse is a Spanish Colonial style adobe structure built around 1827 by the Mexican government in the Pueblo de Monterey, Alta California, in present day Monterey County in the U.S....
Old Orange County Courthouse (California) The Old Orange County Courthouse, at one point also known as the Santa Ana County Courthouse, is a Romanesque Revival building that was opened in September 1901 and is located in Santa Ana...
Old Plank Road The Old Plank Road is a plank road in Imperial County, California that was built in 1915 as an east–west route over the Algodones Dunes.
Old Plaza Firehouse The Old Plaza Firehouse is the oldest fire station in the city of Los Angeles, located near Olvera Street in the Los Angeles Plaza Historic District.
Old Santa Susana Stage Road The Old Santa Susana Stage Road, or Santa Susana Wagon Road, is a route taken by early travelers between the San Fernando Valley and Simi Valley near Chatsworth, California, via the San...
Old Town Eureka Old Town Eureka (formally the Eureka Old Town Historic District) in Eureka, California, is listed on the United States National Register of Historic Places.
Olivas Adobe The Olivas Adobe, located in Ventura, California, is an adobe built in 1841 by Raymundo Olivas.
Olompali State Historic Park Olompali State Historic Park is a park on the Marin Peninsula, north of Novato, California, USA, which overlooks the Petaluma River and San Pablo Bay.
Omega Hydraulic Diggings The Omega Hydraulic Diggings are located north of what was the town of Omega, California during the California Gold Rush.
Oregon City, California Oregon City, formerly Bloomingdale and Hengy, is an Unincorporated community between Oroville and Cherokee in Butte County, California, was one of the first mining camps in the county.
Orleans Hotel The Orleans Hotel is a building listed as a California Historical Landmark.
Oroville Chinese Temple The Oroville Chinese Temple was built in 1863 as a community center for the substantial Chinese population of Oroville, California.
Our Lady of the Wayside Church Our Lady of the Wayside Church is a modest church built in 1912 for the then-growing Catholic parish of Portola Valley by a combined effort of Jewish, Protestant and Catholic members of The Fami...
Pacific Asia Museum The Pacific Asia Museum is an Asian art museum located at 46 N. Los Robles Avenue, Pasadena, California, United States.
Paloma, California Paloma (Spanish for "dove"; formerly, Fosteria and Frenchman's Ranch) is an unincorporated community in Calaveras County, California.
Paramount Theatre (Oakland, California) The Paramount Theatre is a 3,040 seat Art Deco movie theater located at 2025 Broadway in downtown Oakland, California, USA. When it was built in 1931, it was the largest multi-purpose theater o...
Pardee Home The Pardee Home is a house in Oakland, California that was home to three generations of the Pardee family.
Pasadena Playhouse The Pasadena Playhouse is a historic performing arts venue located 39 S. El Molino Avenue in Pasadena, California.
Penryn, California Penryn (Washo: pénwin) is a census-designated place in Placer County, California, in the United States.
Peralta Adobe The Peralta Adobe is the oldest building in San Jose, northern California.
Peralta Hacienda Rancho San Antonio, also known as the Peralta Grant, was a land grant by Governor Pablo Vicente de Solá, the last Spanish governor of California, to Don Luís María Peralta, a sergeant in ...
Peralta Home The Peralta Home, at 561 Lafayette Avenue in San Leandro was the first brick house built in Alameda County.
Pico House The Pico House is a historic building in Los Angeles, California, dating from its days as a small town in Southern California.
Pio Pico State Historic Park Pío Pico State Historic Park is the site of El Ranchito, also known as the Pío Pico Adobe or Pío Pico Mansion, the final home of Pío Pico, the last Governor of Alta California ...
Placerville, California Placerville (formerly Old Dry Diggings, Dry Diggings, and Hangtown) is the county seat of El Dorado County, California.
Plummer Park Plummer Park is a park in West Hollywood, California, on the eastern side of the city.
Point Arena Light Point Arena Light is a lighthouse in Mendocino County, California, United States, two miles (3 km) north of Point Arena, California.
Presidio of Santa Barbara El Presidio Real de Santa Bárbara, also known as the Royal Presidio of Santa Barbara, is a former military installation in Santa Barbara, California, USA. The presidio was built by Spain i...
Presidio of Sonoma El Presidio de Sonoma, or Sonoma Barracks, was a military outpost established in Alta California in 1836.
Preston School of Industry The Preston School of Industry, also known as Preston Castle, was formerly one of the oldest and best-known reform schools in the United States.
Radar Station B-71 The B-71 radar station also known as Klamath River Radar Station, Crescent City Radar Station, Trinidad Radar Station was a Army Air Force early warning station in World War II. It is a rare...
Rail Road Flat, California Rail Road Flat (formerly, Independence Flat and Railroad Flat) is a census-designated place (CDP) in Calaveras County, California, United States.
Rancho Camulos Rancho Camulos, now known as Rancho Camulos Museum, is a ranch located in the Santa Clara River Valley east of Piru, California and just north of the Santa Clara River, in present day Ven...
Rancho Guajome Adobe Rancho Guajome Adobe, listed in the National Register of Historic Places as Guajome Ranch House, is an 1850s adobe hacienda (house) in Vista, northern San Diego County, Southern California.
Rancho Los Encinos Rancho Los Encinos (also Rancho El Encino and Rancho Encino) was a Spanish grazing concession, and later Mexican land granted cattle and sheep rancho and travelers way-station on th...
Rancho Petaluma Adobe Rancho Petaluma Adobe is the name of a historic ranch house built from adobe bricks that was owned and constructed by General Mariano Guadalupe Vallejo, commandant of the Sonoma Pueblo from 1834...
Rancho San Antonio (Peralta) Rancho San Antonio, also known as the Peralta Grant, was a land grant by Governor Pablo Vicente de Solá, the last Spanish governor of California, to Don Luís María Peralta, a sergeant in ...
Rancho San Francisco Rancho San Francisco was a land grant in present day northwestern Los Angeles County and eastern Ventura County, California.
Red Dog, California Red Dog (also known as: Brooklyn or Brooklin) was a California gold rush mining town located in the Gold Country in south-central Nevada County, California, United States, northeas...
Redwood Grove The Redwood Grove of Henry Cowell Redwoods State Park, which is located in Santa Cruz County in Northern California, is a grove of Coast Redwoods with member trees extending into the 1400 to 180...
Rios-Caledonia Adobe The Rios-Caledonia Adobe is a California Historical Landmark (#936) and is on the National Register of Historic Places.
Riverton, California Riverton (formerly, Moore's Station and Moores) is a small unincorporated community in El Dorado County, California.
Robert Louis Stevenson State Park Robert Louis Stevenson State Park is a California state park, located in Sonoma, Lake and Napa counties USA. The park offers a hike to the summit of Mount Saint Helena from which much of the Ba...
Rómulo Pico Adobe Rómulo Pico Adobe, also known as Ranchito Rómulo and Andrés Pico Adobe, was built in 1853 and is the oldest residence in the San Fernando Valley, making it the second oldest residenc...
Saahatpa Saahatpa was a settlement of Juan Antonio's Mountain Cahuilla from 1851 to 1863.
Sacramento Historic City Cemetery The Sacramento Historic City Cemetery (or Old City Cemetery), located at 1000 Broadway, at 10th Street, is the oldest existing cemetery in Sacramento, California.
Sacramento History Museum Sacramento History Museum is the only museum devoted to Sacramento, California and California Gold Rush history.
Saint Mary's College of California Saint Mary's College of California is a private, coeducational college located in Moraga, California, United States, a small suburban community about east of Oakland and east of San Francisco.
San Andreas, California San Andreas is an unincorporated census-designated place and the county seat of Calaveras County, California.
San Antonio de Pala Asistencia The San Antonio de Pala Asistencia, or the "Pala Mission", was founded on June 13, 1816 as an asistencia ("sub-mission") to Mission San Luis Rey de Francia, some twenty miles inland up...
San Bernardino de Sena Estancia The San Bernardino de Sena Estancia (also known as the San Bernardino Rancho) was established in 1819 as a ranch outpost of Mission San Gabriel Arcángel in Redlands, California.
San Dimas Hotel The San Dimas Hotel, also known as Walker House, the Carruthers Home, and the San Dimas Mansion, is a historic structure in San Dimas, California, built by the San Jose Ranch C...
San Gregorio State Beach San Gregorio State Beach is a beach near San Gregorio, California, USA, south of Half Moon Bay.
San Jose Museum of Art The San Jose Museum of Art is an art museum in Downtown San Jose, California, USA. Founded in 1969, the museum hosts a large permanent collection emphasizing West Coast artists of the 20th- and ...
San Leandro Oyster Beds The San Leandro Oyster Beds in San Leandro, California, were the origin of the oyster industry in the U.S. state of California.
Sandy Gulch, California Sandy Gulch is an unincorporated community in Calaveras County, California, just southwest of West Point on State Route 26.
Santa Margarita de Cortona Asistencia The Santa Margarita de Cortona Asistencia was established in 1787 as an asistencia to Mission San Luis Obispo de Tolosa to minister to the large number of Salinan Indians who inhabited the area.
Santa Susana Pass The Santa Susana Pass is a Southern California mountain pass in the Simi Hills connecting the San Fernando Valley and town of Chatsworth, to the Simi Valley and city of Simi Valley.
Santa Susana Pass State Historic Park Santa Susana Pass State Historic Park is a California State Park of approximately located on the boundary between Ventura and Los Angeles counties, between the communities of Chatsworth and Sim...
Santa Ysabel Asistencia The Santa Ysabel Asistencia was founded on September 20, 1818 at Cañada de Santa Ysabel in the mountains east of San Diego (near the village of Elcuanan), as a "sub-mission" to Mission San D...
Santora Building The Santora is a historic building in the Churrigueresque variant of Spanish Colonial Revival design, located in Downtown Santa Ana, California.
Sather Gate Sather Gate is a prominent landmark separating Sproul Plaza from the bridge over Strawberry Creek, leading to the center of the University of California, Berkeley campus.
Sather Tower Sather Tower is a campanile (bell and clock tower) on the University of California, Berkeley campus.
Schramsberg Vineyards Schramsberg Vineyards is a winery located in Calistoga, California in the Napa Valley region.
Searles Lake Searles Lake is an endorheic dry lake in the Mojave Desert of San Bernardino County, California, with the mining community, Trona on its western shore.
Shingle Springs, California Shingle Springs (formerly, Shingle Spring and Shingle) is a census-designated place (CDP) in El Dorado County, California, United States.
Simi Adobe-Strathearn House The historic Simi Adobe-Strathearn House served as the headquarters of Rancho Simi, also known as Rancho San José de Nuestra Senora de Altagarcia y Simi, one of the land grants in Alta Californi...
Site of California's First Grange Hall The Site of California's First Grange Hall, also known as Pilot Hill Grange Hall No. 1, is a historic site that has been designated a California Historical Landmark.
South Yuba Canal Office The South Yuba Canal Office was the headquarters for the largest network of water flumes and ditches in California.
Squaw Rock Squaw Rock is a distinctive volcanic monolith in the Russian River canyon through the California Coast Ranges.
SS Emidio SS Emidio was a 6912-ton tanker of the General Petroleum Corporation (later Mobil Oil), which became the first casualty of the Imperial Japanese Navy's submarine force action on California's...
St. Francis Dam The St. Francis Dam was a curved concrete gravity dam, built to create a large regulating and storage reservoir as part of the Los Angeles Aqueduct.
St. James Anglican Church (Sonora) St. James Episcopal Church, also known as the Red Church, is an historic Episcopal church building, formerly Anglican, located at 42 Snell Street, in Sonora, California.
Stagecoach Inn (California) The Stagecoach Inn in Newbury Park, California, originally known as the Grand Union Hotel, was used as a resting area for people who traveled from Los Angeles to Santa Barbara.
Strawberry, El Dorado County, California Strawberry is a small unincorporated community on the South Fork American River, south-southwest of Pyramid Peak, along U.S. Route 50 in the foothills of the Sierra Nevada.
Sulphur Bank Mine The Sulphur Bank Mine is located near Clearlake Oaks and Clear Lake in Lake County, California.
Sutter Hock Farm The Sutter Hock Farm is the first non-Indian settlement in Sutter County, USA established in 1841 by John Augustus Sutter.
Sutter's Fort Sutter's Fort State Historic Park is a California State Historic Park in Sacramento, California.
Sutter's Mill Sutter's Mill was a sawmill owned by 19th-century pioneer John Sutter in partnership with James W. Marshall.
Sutterville, California Sutterville (also, Sutter, Sutter City, and Suttersville) is a former settlement in Sacramento County, California.
Swift's Stone Corral Granville Perry Swift (May 1, 1821 in Lexington, Kentucky – April 21, 1875) was a California pioneer who participated in the Bear Flag Revolt in 1846 and who was highly successful at gold mining.
Sánchez Adobe Park The Sánchez Adobe Park, home to the Sánchez Adobe, is located in Pacifica, California at 1000 Linda Mar Boulevard, on the north bank of San Pedro Creek, approximately one mile from the Pacific O...
Tehachapi Loop The Tehachapi Loop is a long 'spiral', or helix, on the Union Pacific Railroad line through Tehachapi Pass, of the Tehachapi Mountains in Kern County, south-central California.
Temple of Kwan Tai The Temple of Kwan Tai (also known as the Mendocino Joss House or Mo Dai Miu) is a Chinese Taoist temple in Mendocino, California, dedicated to Kwan Tai and built according to some s...
The Mission Inn Hotel & Spa The Mission Inn, now known as The Mission Inn Hotel & Spa, is a historic landmark hotel in downtown Riverside, California.
Timm's Point and Landing Timm's Point and Landing is a California Historical Landmark at Los Angeles harbor in the San Pedro neighborhood of Los Angeles.
Trinidad, California Trinidad (Chetco-Tolowa: tvm-sray-me’; Karuk: áas uyâahitihirak; Yurok: Chuerew; Wiyot: Da'guchwayawik, "land is curved") is a seaside city in Humboldt County, located on the Pac...
Union Oil Company Building The Santa Paula Hardware Company Building, located in Santa Paula, California, and more commonly referred to as the Union Oil Company Building, is significant for its historical importance...
Union Station (San Diego, California) Union Station in San Diego, California, much more commonly known as the Santa Fe Depot, is a train station built by the Atchison, Topeka and Santa Fe Railway to replace the small Victorian...
University of California, Berkeley The University of California, Berkeley (also referred to as UC Berkeley, Berkeley, California, or simply Cal), is a public research university located in Berkeley, Califo...
USC Pacific Asia Museum USC Pacific Asia Museum is an Asian art museum located at 46 N. Los Robles Avenue, Pasadena, California, United States.
USS Hornet Museum The USS Hornet Museum is a museum ship in Alameda, California, USA.
Vallecito, California Vallecito ("Little Valley" in Spanish; formerly, Murphy's Old Diggings, Valacito, Vallicita, Vallicito) is a census-designated place (CDP) in Calaveras County, California...
Vallejo Estate The Vallejo Estate, also known as Lachryma Montis, is an historic Carpenter Gothic Victorian architecture style house and grounds located on the corner of West Spain Street and Third Stree...
Vallejo Flour Mill The Vallejo Flour Mill in Fremont, California, was built in 1850 by José de Jesús Vallejo, elder brother of General Mariano Guadalupe Vallejo on his Rancho Arroyo de la Alameda.
Valley Springs, California Valley Springs (formerly, Spring Valley and Valley Spring) is a census-designated place (CDP) in Calaveras County, California, United States.
Ventura County Courthouse The Ventura County Courthouse, also known as Ventura City Hall, was designed in 1910 by one of the early pioneers of architecture in Southern California: Albert C. Martin, Sr. His grand ne...
Virginia Robinson Gardens The Virginia Robinson Gardens are the period landscape, historic mansion, and botanical gardens located at the Virginia Robinson Estate in Beverly Hills, California, United States.
Volcano, California Volcano (formerly, Soldier's Gulch and The Volcano) is a census-designated place in Amador County, California.
Wassama Roundhouse The Wassama Roundhouse is a California Native American ceremonial roundhouse.
Watts Towers The Watts Towers or Towers of Simon Rodia in the Watts district of Los Angeles, California, is a collection of 17 interconnected structures, two of which reach heights of over 99 feet (30 m).
Wente Vineyards Wente Vineyards is a winery in Livermore, California and holds the distinction of being "the oldest continuously operating, family-owned winery in California."
West Point, California West Point (formerly, Indian Gulch and Westpoint) is a census-designated place (CDP) in Calaveras County, California, in the United States.
Whaley House (San Diego, California) The Whaley House is an 1857 Greek Revival style residence, a California Historical Landmark, and museum located in Old Town, San Diego, California.
Widney Alumni House Widney Alumni House is a Los Angeles Historic-Cultural Monument (No. 70) located on the campus of the University of Southern California.
Widney Hall Widney Hall, also known as Alumni House, is a Los Angeles Historic-Cultural Monument (HCM #70) located on the campus of the University of Southern California.
Winchester Mystery House The Winchester Mystery House is a mansion in Northern California, once the personal residence of Sarah Winchester, the widow of gun magnate William Wirt Winchester.
Woodfords, California Woodfords (formerly, Brannan Springs, Carey's Mill, Cary's Mills, Carys Mill, Carys Mills, Woodford's, Carey's Mills, and Woodford...
Woodland Opera House The Woodland Opera House, listed on the National Register of Historic Places and a California Historical Landmark, is one of four fully functioning 19th century opera houses in California.
Woodward's Gardens Woodward's Gardens was a combination amusement park, museum, art gallery, zoo, and aquarium operating from 1866 to 1891 in the Mission District of San Francisco, California.
Yankee Jim's, California Yankee Jim's was once one of the largest mining camps in Placer County during the California Gold Rush.
Yankee Jims, California Yankee Jims (also, Yankee Jim and Yankee Jim's) is an unincorporated community in Placer County, California.
Ygnacio Palomares Adobe The Ygnacio Palomares Adobe, also known as Adobe de Palomares, is a one-story adobe in Pomona, California, built between 1850 and 1855 as a residence for Don Ygnacio Palomares.
Yorba Hacienda The Yorba Hacienda was a domestic dwelling constructed by Bernardo Yorba on the Rancho Cañón de Santa Ana Mexican land grant, and located in the present city of Yorba Linda, California.
Yorba-Slaughter Adobe The Yorba-Slaughter Adobe is a historic adobe house located at 17127 Pomona Rincon Road near Chino, California.