Covers at least 14 miles east-west by 17 miles north-south and discusses trailheads and trails, climate, geology, history, flora and fauna, campsites, swimming holes and more. Includes six two-page spread topo maps. What is a Hiker"s Guide to the High Sierra? It"s a small, compact book that covers all the trails and trailheads in a popular area in the High Sierra. In each guide there is a minimum of 100 miles of trail described. Their compact size (4 ½" x 8") makes them easy to carry. If you"re going backpacking, each guide covers the amount of area you"re likely to venture through on a backpacking trip. If you"re camping in the area, the Hiker"s Guide to the High Sierra will give you lots of options for dayhikes.