The authors cover the best rock to be found around 100 different sites within a reasonable drive of Mammoth: quality volcanic crags, excellent granite and outstanding bouldering, with routes ranging from Class 4 to 13c. Climbs range from Lee Vining Canyon at Yosemite's eastern gate in the north to the Rock Creek area in the south. The authors also provide excellent information about services in the region and a handy summary of area hot springs.

• Illustrated with 175 photographs
• Includes 84 topographic maps
• Details 36 different route diagrams