Completety revised and updated. this definitive guidebook covers the vast, rugged landscape of the Great Basin region, an arid land broken by hundreds of mountain ranges (with peaks rising to as high as 14,000 feet), breathtaking canyons and cliffs, pine forests and aspen groves, lush-banked streams, even waterfalls and lakes.Veteran hiker John Hart offers a wealth of information on this spectacular region, including: -- Geology, ecology, desert plants and animals, history, and environmental concerns -- Detailed descriptions of some 90 routes -- from easy nature walks to advanced cross-country treks -- Tips on camping, supply points, weather, desert roads and driving conditions, and water sources -- 47 detailed maps