The Southwestern United States, also known as the American Southwest or simply the Southwest, is a geographic and cultural region of the United States that includes Arizona and New Mexico, along with adjacent portions of California, Colorado, Nevada, Oklahoma, Texas, and Utah. The largest cities by metropolitan area are Phoenix, Las Vegas, El Paso, Albuquerque, and Tucson. Before 1848, in the historical region of Santa Fe de Nuevo México as well as parts of Alta California and Coahuila y Tejas, settlement was almost non-existent outside of Nuevo México's Pueblos and Spanish or Mexican municipalities. Much of the area had been a part of New Spain and Mexico until the United States acquired the area through the Treaty of Guadalupe Hidalgo in 1848 and the smaller Gadsden Purchase in 1854.
The Mojave River is an intermittent river in the eastern San Bernardino Mountains and the Mojave Desert in San Bernardino County, California, United States. Most of its flow is underground, while its surface channels remain dry most of the time, except for the headwaters and several bedrock gorges in the lower reaches.
Red Rock Canyon State Park is a state park in the U.S. state of California which features scenic desert cliffs, buttes and spectacular rock formations. The park consists of approximately 27,000 acres (110 km2) within the Mojave Sector of the Tehachapi District of the California State Park System, and is located along State Highway 14 in Kern County, about 80 miles (129 km) east of Bakersfield and 25 miles (40 km) north of Mojave, where the southernmost tip of the Sierra Nevada converges with the El Paso Mountains.
The El Paso Mountains Wilderness was created in 1994 and now has a total of 23,780 acres (96.2 km2). All of the wilderness is in the northern Mojave Desert in eastern Kern County, California and is managed by the Bureau of Land Management. It is located south of Ridgecrest, California.
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 Kingston Range, sometimes called the Kingston Mountains, is located in Inyo and San Bernardino counties in the Mojave Desert in eastern California. The range reaches a height of 7,323 feet (2,232 m) above sea level at Kingston Peak.
The Rand Mountains are located in the Mojave Desert northeast of California City and southwest of the town of Randsburg.
The Palen Mountains are located in the southern Mojave Desert – northern Colorado Desert in eastern Riverside County, California, US. The range lies southeast of the Coxcomb Mountains, and northeast of the Chuckwalla Mountains near Interstate 10. The mountains lie in a southwest-northeasterly direction and are approximately 15 miles long and nine miles wide at their widest point.
The Whipple Mountains are located in eastern San Bernardino County, California. They are directly west of the Colorado River, Parker Dam, and Lake Havasu; south of Needles, California; north of Parker, Arizona and Vidal, California; and northeast of Vidal Junction, California.
The El Paso Mountains are located in the northern Mojave Desert, in central Southern California in the Western United States.
The Scodie Mountains are a sub-mountain range of the Southern Sierra Nevada rising from the Mojave Desert, and located in Kern County, California.
The Eldorado Mountains, also called the El Dorado Mountains, are a north-south trending mountain range in southeast Nevada bordering west of the south-flowing Colorado River; the endorheic Eldorado Valley borders the range to the west, and the range is also on the western border of the Colorado River's Black Canyon of the Colorado, and El Dorado Canyon on the river. The range is 50 miles (80 km) southeast of Las Vegas, Nevada; and the Eldorado Mountains connect with the Highland and Newberry mountains.
The Sylvania Mountains Wilderness is a federally designated wilderness area located 30 miles (48 km) east of Bishop in the state of California. The wilderness is 18,677acres in size and is managed by the Bureau of Land Management (BLM). The California Desert Protection Act of 1994 created the Sylvania Mountains Wilderness and was added to the National Wilderness Preservation System. The wilderness is bordered by Nevada stateline on the east, Piper Mountain Wilderness on the west and Death Valley National Park to the south.
The Santa Rosa Wilderness is a 72,259-acre (292.42 km2) wilderness area in Southern California, in the Santa Rosa Mountains of Riverside and San Diego counties, California. It is in the Colorado Desert section of the Sonoran Desert, above the Coachella Valley and Lower Colorado River Valley regions in a Peninsular Range, between La Quinta to the north and Anza Borrego Desert State Park to the south. The United States Congress established the wilderness in 1984 with the passage of the California Wilderness Act, managed by both the US Forest Service and the Bureau of Land Management. In 2009, the Omnibus Public Land Management Act was signed into law which added more than 2,000 acres (8.1 km2). Most of the Santa Rosa Wilderness is within the Santa Rosa and San Jacinto Mountains National Monument.
Koehn Lake is a dry lake, and seasonally endorheic lake, in the Fremont Valley of the Mojave Desert, in eastern Kern County, California.
Jawbone Canyon is a geographic feature in the Mojave Desert and a Bureau of Land Management area located in Kern County, California, 20 miles (32 km) north of Mojave on CA 14 near Cantil, CA. The area is a popular destination for hikers and off road vehicle enthusiasts.
Castle Mountains National Monument is a U.S. National Monument located in the eastern Mojave Desert and northeastern San Bernardino County, in the state of California.
Mojave Trails National Monument is a large U.S. National Monument located in the state of California between Interstates 15 and 40. It partially surrounds the Mojave National Preserve. It was designated by President Barack Obama on February 12, 2016, along with Castle Mountains National Monument and Sand to Snow National Monument, also in southern California. It is under the administration of the Bureau of Land Management.
Fort Tyson was a privately owned fort built in 1856 by Charles Tyson in the area which is now called Quartzsite, Arizona. He built the fort to protect the local miners and water supply from the raids of the Yavapai (Mohave-Apache), a Native-American tribe. The area in which Fort Tyson was located has been known as Fort Tyson, Tyson’s Well and is now called the town of Quartzsite because of the large amount of quartz found in its surrounding areas.
Manchester was a mining town in the Los Burros Mining District in the southern Big Sur region of Monterey County, California from about 1875 to 1895. The town was reached by a 20 miles (32 km) road from King City to Jolon. From Jolon travelers could ride or take a stage or wagon to the Wagon Caves, followed by a difficult 14 miles (23 km) trail over the steep Santa Lucia Mountains to the site, about 4 miles (6.4 km) inland of Cape San Martin. Prospecting began in the area in the 1850s.
