Joshua Tree is a census-designated place (CDP) in San Bernardino County, California, United States. The population was 7,414 at the 2010 census. At approximately 2,700 feet above sea level, Joshua Tree and its surrounding communities are located in the High Desert of California. The center of the business district in Joshua Tree is on California State Route 62.
Yucca brevifolia is a plant species belonging to the genus Yucca. It is tree-like in habit, which is reflected in its common names: Joshua tree, yucca palm, tree yucca, and palm tree yucca.
The Great Basin is the largest area of contiguous endorheic watersheds, those with no outlets, in North America. It spans nearly all of Nevada, much of Utah, and portions of California, Idaho, Oregon, Wyoming, and Baja California. It is noted for both its arid climate and the basin and range topography that varies from the North American low point at Badwater Basin in Death Valley to the highest point of the contiguous United States, less than 100 miles (160 km) away at the summit of Mount Whitney. The region spans several physiographic divisions, biomes, ecoregions, and deserts.
The Mojave Desert is a xeric desert in the rain shadow of the Sierra Nevada mountains in the Southwestern United States. It is named for the indigenous Mojave people. It is located primarily in southeastern California and southwestern Nevada, with small portions extending into Arizona and Utah.
Mojave National Preserve is a United States National Preserve located in the Mojave Desert of San Bernardino County, California, USA, between Interstate 15 and Interstate 40. The preserve was established October 31, 1994, with the passage of the California Desert Protection Act by the US Congress, which also established Joshua Tree National Park and Death Valley National Park as National Parks. Previously, some lands contained within the Preserve were the East Mojave National Scenic Area, under the jurisdiction of the Bureau of Land Management. At 1,542,776 acres (6,243 km2), within the contiguous United States it is the third largest unit of the National Park System and the first largest National Preserve. The preserve was created within the Pacific West Region of the National Park Service and remains within that jurisdiction today.
The Sonoran Desert is a North American desert and ecoregion that covers large parts of the southwestern United States, as well as the northwestern Mexican states of Sonora, Baja California, and Baja California Sur. It is the hottest desert in both Mexico and the United States. It has an area of 260,000 square kilometers (100,000 sq mi).
The Little San Bernardino Mountains are a short mountain range of the Transverse Ranges, located in southern California in the United States. They extend for approximately 40 mi (64 km) southeast from the San Bernardino Mountains through San Bernardino and Riverside Counties to near the northeast edge of the Salton Sink and Salton Sea.
Eagle Mountain, California, is a modern-day ghost town in the California desert in Riverside County founded in 1948 by industrialist Henry J. Kaiser. The town is located at the entrance of the now-defunct Eagle Mountain iron mine, once owned by the Southern Pacific Railroad, then Kaiser Steel, and located on the southeastern corner of Joshua Tree National Park. The town's fully integrated medical care system, similar to other Kaiser operations in California, was the genesis of the modern-day Kaiser Permanente health maintenance organization. Eagle Mountain is accessible by Kaiser Road from California State Route 177, twelve miles (19 km) north of Desert Center, midway between Indio and the California/Arizona state line along Interstate 10.
The Chuckwalla Mountains are a mountain range in the transition zone between the Colorado Desert—Sonoran Desert and the Mojave Desert, climatically and vegetationally, in Riverside County of southern California.
The Coxcomb Mountains are a mountain range located in eastern Riverside County, Southern California.
The Sheep Hole Mountains are a mountain range in the Mojave Desert, to the north of Joshua Tree National Park, in San Bernardino County, California. The mountains were once Chemehuevi hunting grounds.
The Morongo Basin is an endorheic basin and valley region located in eastern San Bernardino County, in Southern California.
The Beaver Dam Wash is a seasonal stream near the southwestern Utah-Nevada border in the United States. At its southern end in northern Arizona, near the point where it empties into the Virgin River, the stream flows throughout the year. Part of the wash is in the Beaver Dam Wash National Conservation Area, managed by the Bureau of Land Management. The wash was so named on account of beaver dams which once were built on its course.
Joshua Tree National Park is an American national park in southeastern California, east of San Bernardino and Los Angeles and north of Palm Springs. It is named after the Joshua trees native to the Mojave Desert. Originally declared a national monument in 1936, Joshua Tree was redesignated as a national park in 1994 when the U.S. Congress passed the California Desert Protection Act. Encompassing a total of 795,156 acres – slightly larger than the state of Rhode Island – the park includes 429,690 acres of designated wilderness. Straddling San Bernardino and Riverside Counties, the park includes parts of two deserts, each an ecosystem whose characteristics are determined primarily by elevation: the higher Mojave Desert and the lower Colorado Desert. The Little San Bernardino Mountains traverse the southwest edge of the park.
Malapai Hill is a small mountain in the middle of Joshua Tree National Park in southeastern California, which may have been part of an ancient volcano. It formed during a period of intrusive activity and either rose above the surface or eventually was exposed by erosion. Its name is a derivative of the Spanish word, malpaís.
Ruby Lee Mill Site is located in the Hexie Mountains, in the Mojave Desert. The site is within Joshua Tree National Park, in Riverside County, California.
The Date Creek Mountains are a short, arid range in southwest Yavapai County, Arizona. Congress is on its southeast foothills, and Wickenburg lies 15 mi (24 km) southeast.
The Beaver Dam Wash National Conservation Area is a 63,500-acre (257 km2) United States National Conservation Area located in southwest Utah west of St. George along the borders with Arizona and Nevada. It is managed by the U.S. Bureau of Land Management as part of the National Landscape Conservation System, and was authorized in the Omnibus Public Land Management Act of 2009.
Ciénega Creek is an intermittent stream located in the Basin and Range region of southern Arizona, and is one of the most intact riparian corridors left in the state. It originates in the Canelo Hills and continues northwest about 50 miles (80 km) to an area just outside Tucson, where it becomes known as Pantano Wash. Pantano Wash continues through Tucson and eventually connects with the Rillito River.
