Yellowstone National Park – 3.4 million visitors.

Yellowstone national park was the first national park. It was established in 1872 and is divided between the states of Wyoming, Montana and Idaho. This UNESCO heritage site has vast

geothermal areas with many hot springs and geysers. The Yellowstone River runs through the park with several waterfalls, along with 4 mountain ranges. The park is well known for its wildlife that include almost 60 mammal species, such as the gray wolf, grizzly bear, bison, lynx and elk