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Walnut Creek (California)
The Walnut Creek mainstem is a U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map accessed October 20, 2020 northward-flowing stream in northern California. The Walnut Creek watershed lies in central Contra Costa County, California and drains the west side of Mount Diablo and the east side of the East Bay Hills. The Walnut Creek mainstem is now mostly a concrete or earthen flood control channel until it reaches Pacheco Creek on its way to Suisun Bay. Walnut Creek was named for the abundant native Northern California walnut trees (''Juglans hindsii'') which lined its banks historically. The city of Walnut Creek, California was named for the creek when its post office was established in the 1860s. History There are three bands of Bay Miwok Native Americans associated with early Walnut Creek, the stream for which the city of Walnut Creek is named: the Saclan, whose territory extended through the hills east of present-day Oakland, ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
North American Beaver
The North American beaver (''Castor canadensis'') is one of two Extant taxon, extant beaver species, along with the Eurasian beaver (''Castor fiber''). It is native to North America and introduced in South America (Patagonia) and Europe (primarily Finland and Karelia). In Canada and the United States, the species is often referred to simply as "beaver", though this causes some confusion because another distantly related rodent, ''Aplodontia rufa'', is often called the "mountain beaver". Other vernacular names, including American beaver and Canadian beaver, distinguish this species from the other Extant taxon, extant beaver species, ''Castor fiber'', which is native to Eurasia. The North American beaver is one of the official national wildlife of Canada symbols and is the official state mammal of Oregon and New York (state), New York. Taxonomy Evolution The first fossil records of beaver are 10 to 12 million years old in Germany, and they are thought to have migrated to North Amer ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Mount Diablo
Mount Diablo is a mountain of the Diablo Range, in Contra Costa County, California, Contra Costa County of the eastern San Francisco Bay Area in Northern California. It is south of Clayton, California, Clayton and northeast of Danville, California, Danville. It is an isolated upthrust peak of , visible from most of the San Francisco Bay Area. Mount Diablo appears from many angles to be a double pyramid and has many subsidiary peaks. The largest and closest is North Peak, the other half of the double pyramid, which is nearly as high in elevation at , and is about northeast of the main summit. The mountain is within the boundaries of Mount Diablo State Park, which is administered by California State Parks. Geography The summit is accessible by foot, bicycle, or motor vehicle. Road access is via North Gate Road or South Gate Road. Also you can hike in various places in Mount Diablo. Mount Diablo State Park The peak is in Mount Diablo State Park, a state park of about . The ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Las Trampas Regional Wilderness
Las Trampas Regional Wilderness is a regional park located in Alameda and Contra Costa counties in Northern California. The nearest city is Danville, California. ''Las Trampas'' is Spanish for ''the traps'', or ''the snares''. The park belongs to the East Bay Regional Park District (EBRPD). "Las Trampas Regional Wilderness." Retrieved September 19, 2014. General It consists of two long, hilly ridges (Las Trampas Ridge on the east and Rocky Ridge on the west) flanking a narrow valley along Bollinger Creek, which contains a horse stable and visitor parking. Some of the hiking trails include steep sections; they can involve as much as of elevation change. The park has been described as "the tough guy of the East Bay Regional Park District." Vegetation on the southern and western slopes of the tw ...[...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
San Ramon Valley
The San Ramon Valley is a valley and region in Contra Costa County and Alameda County, in the East Bay region of the San Francisco Bay Area in northern California. Geography The valley is between the Oakland Hills on the west, and the Diablo Range on the east. The valley's population is around 130,000 people. The cities of San Ramon and Danville, as well as the southern edge of Walnut Creek are located in the valley, as are the census-designated places (CDPs) of Alamo, Blackhawk, Camino Tassajara and Diablo. Interstate 680 serves as the primary transportation route for the area. The Iron Horse Regional Trail also runs the length of the valley. See also * Rancho San Ramon (Pacheco-Castro) — ''19th century Mexican rancho of the northern valley''. * Rancho San Ramon (Amador) Rancho San Ramon (St. Raymond Ranch in Spanish) was a Mexican land grant in the southern San Ramon Valley of present-day Contra Costa County, California. Rancho San Ramon (Pacheco-Castro) was adjac ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
San Ramon, California
San Ramon (Spanish: ''San Ramón'', meaning "St. Raymond") is a city in Contra Costa County, California, United States, located within the San Ramon Valley, and east of San Francisco. San Ramon's population was 84,605 per the 2020 census, making it the 4th largest city in Contra Costa County, behind Richmond, Concord and Antioch. San Ramon is home to the headquarters of Chevron Corporation, Cooper Companies, 24 Hour Fitness, the West Coast headquarters of AT&T, GE Digital, as well as the San Ramon Medical Center. Major annual events include the Art and Wind Festival on Memorial Day weekend and the Run for Education in October. On April 24, 2001, San Ramon was designated a Tree City USA. History The lands now occupied by the City of San Ramon were formerly inhabited by Seunen people, an Ohlone/Costanoan group who built their homes near creeks. Sometime around 1797, they were taken by Mission San José for use as grazing land. In 1834, they were part of the Rancho San Ram ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Orinda, California
Orinda is a city in Contra Costa County, California, United States. The city's population as of the 2020 census is estimated at 19,514 residents. History Orinda is located within four Mexican land grants: Rancho Laguna de los Palos Colorados, Rancho Acalanes, Rancho El Sobrante and Rancho Boca de la Cañada del Pinole. The area was originally rural, mainly known for ranching and summer cabins. The Moraga Adobe was built in 1841, and is the oldest building in the East Bay. In the late 19th century, the land was named by Alice Marsh Cameron, probably in honor of the poet Katherine Philips, who was also known as the "Matchless Orinda". In the 1880s, United States Surveyor General for California Theodore Wagner built an estate he named Orinda Park. The Orinda Park post office opened in 1888. The post office's name was changed to Orinda in 1895. Orinda was also the site of Bryant Station, a stop on the failed California and Nevada Railroad around the turn of the 20th century. La ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Rancho Arroyo De Las Nueces Y Bolbones
Rancho Arroyo de Las Nueces y Bolbones (also called "San Miguel") was a Mexican land grant in present-day Contra Costa County, California given in 1834 by Governor José Figueroa to Juana Sanchez de Pacheco. The grant was named after the principal waterway, ''Arroyo de las Nueces'' (Walnut Creek), and for the local group of indigenous Americans (known as ''Bolbones'' in Spanish, also known as ''Volvon''). The grant was on the western slope of Mount Diablo and includes the area of the present-day city of Walnut Creek. Approximately a quarter of the original rancho has been protected since the early 20th century within the boundaries of Mt. Diablo State Park. History Juana Lorenza Sanchez de Pacheco (1776–1853) was the widow of Miguel Antonio Pacheco (1745–1829), a soldier. He was the son of Juan Salvio Pacheco (1729–1777) and Maria Carmen del Valle, who came to San Francisco in 1776 with the De Anza Expedition. He was a cousin of Salvio Pacheco, founder of Concord, C ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Danville, California
The Town of Danville is located in the San Ramon Valley in Contra Costa County, California. It is one of the incorporated municipalities in California that use "town" in their names instead of "city". The population was 43,582 at the 2020 census. Since 2018, for four years in a row, Danville was named "the safest town in California". The Iron Horse Regional Trail runs through Danville. It was first a railroad that has been converted to an wide corridor of bike and hike trails as well as controlled intersections. Extending from Livermore to Concord, the trail passes through Danville."Iron Horse Regional Trail." East Bay Regional Parks District. Undated. Accessed 2018-03-10 Danville is also home to the Eugene O'Neill National Historic Site, Village Theatre and Art Galle ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Moraga, California
Moraga is a town in Contra Costa County, California, in the San Francisco Bay Area. The town is named in honor of Joaquín Moraga, member of the famed Californio family. As of 2020, Moraga had a total population of 16,870 people. Moraga is the home of Saint Mary's College of California. History The land now called Moraga was first inhabited by the Saklan Native Americans who belonged to the Bay Miwok language group. Joaquin Moraga was the grandson of José Joaquín Moraga, builder of the Presidio of San Francisco and founder of the pueblo that grew into the city of San Jose. Joaquin's father Gabriel Moraga was also a soldier, and an early explorer who named many of the state's rivers, including the Sacramento and San Joaquin. Moraga is located on the 1835 Mexican Land Grant Rancho Laguna de Los Palos Colorados given to Joaquin Moraga and his cousin, Juan Bernal. Part of that grant was the property today known as Moraga Ranch. The Moraga Adobe has been preserved and i ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Lafayette, California
Lafayette (formerly La Fayette) is a city in Contra Costa County, California, United States. As of 2020, the city's population was 25,391. It was named after the Marquis de Lafayette, a French military officer of the American Revolutionary War. History Before the colonization of the region by Spain, Lafayette and its vicinity were inhabited by the Saclan tribe of the indigenous Bay Miwok. Ohlone also populated some of the areas along Lafayette Creek.''Draft Environmental Impact Report for the East Area Service Center'', Earth Metrics Incorporated, prepared for the East Bay Municipal Utility District, May, 1989 The indigenous inhabitants' first contact with Europeans was in the late 18th century with the founding of Catholic missions in the region. These initial contacts developed into conflict, with years of armed struggle, including a battle on what is currently Lafayette soil in 1797 between the Saclan and the Spanish, and eventually resulting in the subjugation of the native ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Rossmoor, Walnut Creek, California
Rossmoor is a gated community in Walnut Creek, California, with a population of about 9,200. It was one of the first "active adult" communities for residents 55 years or older in the San Francisco Bay Area. History In the 1930s, the shipping tycoon Stanley Dollar constructed an estate in Tice Creek Valley near Walnut Creek in Contra Costa County. The Dollars bred purebred Hereford cattle and raised show horses. Over the years they expanded the estate of to . In 1960, R. Stanley Dollar, Jr. (the son of the shipping magnate) sold the family estate to Ross W. Cortese. Cortese owned a development company called Rossmoor Corporation. He had been active in Orange County and the unincorporated community there named Rossmoor was one of his projects. After finishing Rossmoor he started on a new idea of private gated retirement communities for active seniors called Leisure World, starting with the Seal Beach Leisure World in Seal Beach in 1960. Leisure World promised low-c ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Oakland, California
Oakland is the largest city and the county seat of Alameda County, California, United States. A major West Coast of the United States, West Coast port, Oakland is the largest city in the East Bay region of the San Francisco Bay Area, the third largest city overall in the Bay Area and the List of largest California cities by population, eighth most populated city in California. With a population of 440,646 in 2020, it serves as the Bay Area's trade center and economic engine: the Port of Oakland is the busiest port in Northern California, and the fifth busiest in the United States of America. An act to municipal corporation, incorporate the city was passed on May 4, 1852, and incorporation was later approved on March 25, 1854. Oakland is a charter city. Oakland's territory covers what was once a mosaic of California coastal prairie, California coastal terrace prairie, oak woodland, and north coastal scrub. In the late 18th century, it became part of a large ''rancho'' grant in t ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
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