Castle Mountains National Monument
Castle Mountains National Monument,20,920 acres (8,466 hectares), SE California. Surrounded on three sides by the Mojave National Preserve (see Mojave DesertMojave or Mohave Desert,
c.15,000 sq mi (38,850 sq km), region of low, barren mountains and flat valleys, 2,000 to 5,000 ft (610–1,524 m) high, S Calif.; part of the Great Basin of the United States.
..... Click the link for more information. ), the monument contains Native American archaeological sites; Joshua tree, pinyon pine, and juniper forests; desert grasslands; and numerous wildlife species, including golden eagles, desert tortoises, bighorn sheep, mountain lions, and bobcats. The rugged Castle Mountains rise to 5,543 ft (1,690 m) at Hart Peak.