Yellowstone National Park is a national park of the United States located in the northwest corner of Wyoming and extending into Montana and Idaho. It was...

The Yellowstone Caldera, sometimes referred to as the Yellowstone Supervolcano, is a volcanic caldera and supervolcano in Yellowstone National Park in...

shared borders of the Yellowstone Dutton Ranch, a large cattle ranch, the Broken Rock Indian reservation, Yellowstone National Park, and land developers...

structures and recreation in Yellowstone National Park. Exploration Cook–Folsom–Peterson Expedition – 1869 exploration of Yellowstone river and lake Washburn–Langford–Doane...

in Yellowstone includes the extirpation, absence and reintroduction of wild populations of the gray wolf (Canis lupus) to Yellowstone National Park and...

the shared borders of the Yellowstone Ranch, a large cattle ranch, the Broken Rock Indian reservation, Yellowstone National Park and land developers. Key...

is the 50-square-mile (130 km2) area in the Idaho section of Yellowstone National Park in which, as a result of a reported loophole in the Constitution...

and stretching east from the Rocky Mountains in the vicinity of Yellowstone National Park. It flows northeast to its confluence with the Missouri River...

The bison are American bison of the Plains bison subspecies. Yellowstone National Park may be the only location in the United States where free-ranging...

family run businesses with winter access contracts to operate in Yellowstone National Park prior to their acquisition. With these acquisitions, most of which...