Cahuilla, California

Anza Valley, formerly known as the Hamilton Plains, is a basin in Riverside County, California. Anza Valley trends southwest from Bautista Canyon, west of Thomas Mountain to Terwilliger Valley, 2.8 miles west-southwest of Table Mountain and 12 miles south of Idyllwild. The valley lies at an elevation of 4,157 feet (1,267 m), west of the San Jacinto and Santa Rosa Mountains. It is drained by Cahuilla Creek, a tributary of the Santa Margarita River.

The Cahuilla Mountain Wilderness is a federally designated wilderness area located in Riverside County in Southern California. The 5,575 acres (2,256 ha) wilderness is managed by the United States Forest Service in the San Bernardino National Forest. The summit of Cahuilla Mountain sits at 5604 feet (1708 m) and provides an excellent view of the nearby Juan Bautista de Anza National Historic Trail. A trail to the top winds through the chaparral, as well as groves of live oak and Jeffrey pine. Local wildlife include mountain lion, mountain and California quail, and the rare red diamond rattlesnake.

Lake Riverside is a census-designated place in the south western part of Riverside County, California. Lake Riverside sits at an elevation of 3,379 feet (1,030 m). The 2010 United States census reported Lake Riverside's population was 1,173. The community is named after the man-made Lake that the community surrounds.

Anza is a census-designated place located in southwestern Riverside County, California, in the Anza Valley, a semi-arid region at a mean elevation of 3,921 feet (1,195 m) above sea level. It is located 13 miles (21 km) south of Idyllwild, 32 miles (51 km) east-northeast of Temecula, 40 miles (64 km) southwest of Palm Springs, and 90 miles (140 km) northeast of San Diego, being traversed by State Route 371. Anza is on the Pacific Crest Trail. The population was 3,075 at the 2020 census. Locally, Anza and several other mountain communities (including Garner Valley, Idyllwild, Pinyon Pines and Aguanga) are collectively referred to as "the Hill." The ZIP code is 92539, and the community is inside area code 951.

Hamilton Creek is a tributary stream of Cahuilla Creek, (itself a tributary of Wilson Creek, Temecula Creek, and the Santa Margarita River), in Riverside County, California. Its mouth is found in the Anza Valley at an elevation of 3,865 feet (1,178 m). Its source is at 33°32′46″N 116°34′36″W at an elevation of 4,800 feet on the southwest facing slope of Lookout Mountain in the Santa Rosa Mountains.

The Ramona Band of Cahuilla is a federally recognized tribe of Cahuilla Indians, located in Riverside County, California.

Hamilton High School is a public high school in Anza, California, United States. It became a true 9-12 high school in the school year 2006–2007. The school was used as an evacuation center during the Mountain Fire in July 2013.

Beauty Mountain Wilderness is a U.S. wilderness area in Riverside County, California. It consists of 15,628 acres (63.24 km2) of very rugged and mountainous terrain. It is part of the Palm Springs - South Coast Field Office of the Bureau of Land Management, and was created by the Omnibus Public Land Management Act of 2009 from land already managed by the Bureau of Land Management.Camping is allowed in the Wilderness Area, but only for 14 days. After this time, campers must move their site at least 25 miles (40 km) from the previous site. Pets are also allowed, but must be kept "under control". Any motorized vehicles are not allowed on Wilderness land.

Cahuilla Creek is a tributary stream of Wilson Creek which is in turn a tributary of Temecula Creek, and the Santa Margarita River in Riverside County, California. Its mouth is at its confluence with Wilson Creek at an elevation of 2,106 feet (642 m). Its source is at 33°36′40″N 116°40′10″W, at an elevation of 5,800 feet, on the west slope of Thomas Mountain 0.6 miles west-southwest of Tool Box Spring. It flows southwest through the Anza Valley and Cahuilla Valley in the Cahuilla Indian Reservation to Wilson Creek, 7 miles south-southwest of Cahuilla Mountain and 20 miles south-southeast of San Jacinto.

Lake Hemet Dam, located in Mountain Center, California, impounds the South Fork of the San Jacinto River and creates Lake Hemet. The dam and lake are surrounded by the San Bernardino National Forest. The dam is operated by the Lake Hemet Municipal Water District, which supplies water to parts of the cities of Hemet and San Jacinto as well as the Garner Valley community of Mountain Center.

Lake Hemet is a water storage reservoir located in the San Jacinto Mountains in Mountain Center, Riverside County, California, with a capacity of 14,000 acre-feet (17,000,000 m3) of water. It was created in 1895 with the construction of Lake Hemet Dam. Originally built by a private company, today it is owned and operated by the Lake Hemet Municipal Water District (LHMWD).

Yokoji Zen Mountain Center is a year-round Zen Buddhist training and retreat center located in the San Jacinto Mountains of Southern California. It is a 160 acres (65 hectares) of sacred Native American land and wilderness. Founded 1981 by Taizan Maezumi, Roshi as a summer retreat center for the Zen Center of Los Angeles. Charles Tenshin Fletcher, Roshi who received Dharma transmission from Taizan Maezumi in the White Plum Zen Lineage is the teacher and abbot. His successor, David Jokai Blackwell, serves as vice-abbot.When Yokoji Zen Mountain Center was founded, the formal name of the temple was Dounzan Yokoji. Doun refers to the honorary founder, Shiomi Doun, Roshi; Zan means mountain; and Yokoji means sunlight temple. Commonly the center was known by the name of Zen Mountain Center and in 2006 it returned to the lineage root name, Yokoji Zen Mountain Center to prevent confusion with other Zen centers. Yokoji Zen Mountain Center is open to people in all spiritual traditions and walks of life. The center has full-time residential training programs, as well as regularly scheduled silent meditation retreats (sesshin). Home practice is also supported by coming to the center for periods of intensive practice as well and local practice with one of the affiliated sitting groups. Affiliated sitting groups are located in: Los Angeles, California Pasadena, California Long Beach, California Boca Raton, Florida Mexico City, Mexico Liverpool, England Wellington, New Zealand Mendoza, ArgentinaThe buildings and grounds of the center were developed with ecological principles in concept and construction. It is an alternative power community and serves as the ecological model for the EarthWitness Foundation.