National Geographic Complete National Parks of the United States, 3rd Edition

National Geographic's wide-ranging travel guide to recreation areas, trails, historic sites, nature hikes, seashores, camping, and campgrounds is geared to everyone who loves outdoor recreation. This 544-page reference is the ultimate travel planner for all things national parks, filled with full-color photos, detailed maps, historical background, and practical facts on the location of the park system properties, as well as the best times to visit and top-rated activities.