Spring and Summer Tours on Sale! Yellowstone National Park Tours - Get 20% Off!! More About Yellowstone National Park, the America's first national park that was designated in 1872 boasts the largest geyser collection in the world including Old Faithful and is located in the U.S. states of Wyoming, Montana and Idaho. The 2,219,789-acre Yellowstone National Park contains the largest high-altitude lake in North America and one of the biggest petrified forests in the world. The park also features 290-plus waterfalls, more than 70 different mammals, 322 bird species, 16 fish species, 1,100-plus plant species, 12 campgrounds and nine visitor's centers. There are tons of bus, snowmobiling, hiking, bird watching, and horseback guided tours in Yellowstone National Park. The Yellowstone tours will bring you to popular sites such as Old Faithful Geyser, Yellowstone Lake, Mammoth Hot Springs, Grand Prismatic Spring, Lower Falls of the Yellowstone River, Grand Canyon of the Yellowstone and Yellowstone Caldera. The park is a United Nations Educational, Scientific and Cultural Organization (UNESCO) World Heritage Site. Let someone else do the driving so you can simply see the sights!