"Omnigraphics' Parks Directory of the United States is a guide to our national and state park systems, national forests and grasslands, national wildlife refuges, national trails, national scenic byways, national heritage areas and national marine sanctuaries, covering all 50 states and U.S. Territories. It provides more than 5,270 listings." "For each site included, the Parks Directory offers details on location, size, facilities, activities, and special features, as well as addresses, phone numbers, fax numbers, and web sites. This edition also includes 56 maps."--BOOK JACKET.