Yellowstone's rugged wilderness ignites the imagination like no other National Park. Geyser gazing, llama trekking, and stagecoach rides are just a few of the out-of-the-ordinary activities that await visitors. Gaze awestruck at the geothermal wonders and the diversity of wildlife that gave Yellowstone the nickname, "America's Serengeti." You will also discover spectacular sights to see and things to do in seventeen National Parks, including getting married in Yosemite, climbing to the top of Mt. Rainier in Washington, and rafting the jeweled waters of Grand Teton National Park in Wyoming. Extra Features: Extreme maintenance; Mount Rushmore; Photo gallery; Yellowstone; The best of national parks.