Yellowstone National Park (Yellowstone National Park) is the world's first largest national park, mainly located in Wyoming, USA, and partially located in Montana and Idaho. It is one of the largest craters in the world, boasts one of the largest forests in the world, with more than 10,000 hot springs and more than 300 geysers. It has more than 290 waterfalls. There are many kinds of wildlife in the park, more than 1100 species of native plants, more than 200 exotic plants and more than 400 species of warm-weather microbes. The first day of the attraction walks the bottom of the 8 characters: Yellowstone Lake (Simu finger geyser basin) → Da prism spring (middle geyser basin) → Lao Faithful Fountain (upper geyser basin) → Caiguoquan (down geyser basin) The next day's attraction walks the 8-character waist: Yellowstone Grand Canyon → Yellowstone Lower Waterfall → Norris Geyser Basin