Zion Climbing: Free and Clean is the most comprehensive climber s guide to Zion National Park, arguably one of the most beautiful national parks in the United States. Inside you will find up-to-date information on more than 250 free climbs and 25 of Zion s best clean aid climbs, plus pictures and directions to the park s most popular bouldering areas. Detailed coverage ranges from 10-foot boulder problems to 2000-foot epic free climbs, making this compilation of stories, maps, and history the best guide available to Zion.