Watch live webcams in Yellowstone National Park.
Yellowstone National Park was the first national park in the United States. It is also widely held to be the first national park in the world. The park is known for its wildlife and its many geothermal features, especially Old Faithful geyser, one of its most popular.
Yellowstone is actually in three states. The majority Yellowstone (96%) is in Wyoming. A small section of the park (3%) to the north and northwest is in Montana. A small section of the park (1%) to the west is in Idaho.
It’s named after the Yellowstone River. The river gets its name from the Minnetaree Indians. most likely due to the yellowish formations of the Grand Canyon of the Yellowstone.