This extraordinary series of comprehensive, practical lavishly illustrated guides takes you to the national parks and forests and beyond, into thousands of wilderness preserves and nature sanctuaries throughout the UnWed States, including hidden trails and lesser-known scenic spots, from canyons to waterfalls to migratory-bird refuges. Stunning color photographs and vivid narration feature wildlife, wildflowers, and landforms, while clear explanations of ecology and human impact deepen your understanding of America's natural beauty. -- More than 185 color photographs -- Original full-color relief maps throughout -- More than 160 sites, including national, state, and local parks and private reserves -- Addresses and telephone numbers for every site