Covers entire Joshua Tree National Park and surrounding access points. Packed with overviews on camping, mountain biking, hiking, picnicking, nature trails, horse camps, and four-wheel-drive roads.Includes Black Rock Canyon, Hidden Valley, Barker Dam, Keys View, Lost Horse Valley, Ryan Mountain, Cholla Cactus Garden, Cottonwood Spring, Lost Palms Oasis, Geology Tour Road, Cap Rock, Jumbo Rocks, Wonerland of Rocks, Arch Rock, more.