Santa Rosa and San Jacinto Mountains National Monument

The Santa Rosa and San Jacinto Mountains National Monument is a National Monument in southern California. It includes portions of the Santa Rosa and San Jacinto mountain ranges, the northernmost ones of the Peninsular Ranges system. The national monument covers portions of Riverside County, west of the Coachella Valley, approximately 100mi southeast of downtown Los Angeles.DescriptionThe Santa Rosa and San Jacinto Mountains National Monument was established in October 2000, through Congressional legislation . It covers an area of. It is administered jointly by the US Bureau of Land Management and U.S. Forest Service—San Bernardino National Forest .Many flora and fauna species within the national monument are state and federal listed threatened or endangered species, including the Peninsular Bighorn Sheep, a subspecies endemic to the Peninsular Ranges.The Cahuilla peoples own substantial acreage within the monument, are one of the managing agencies, and have historic cultural sites and interests throughout the mountains.