Sitting in an old-growth spruce fir forest, Doug Smith says he can see first-hand the impact of reintroducing wolves on the ...

Where is Yellowstone National Park? Know about Yellowstone Park's 3-state location in the US! Learn what makes Yellowstone so ...

With many national parks facing huge backlogs of deferred maintenance — Yellowstone National Park alone is estimated to have ...

The bison died in the boiling waters of the Grand Prismatic Spring. This happens from time to time, but usually not in front ...

Most travelers picture Yellowstone when Wyoming comes up, but Grand Teton sits just to the south and rarely gets its due. The ...

A Yellowstone National Park ranger is seen standing near a road wiped out by flooding along the Gardner River the week before, near Gardiner, Mont., June 19, 2022.

Yellowstone became the first national park in the U.S. on March 1, 1872, and it helped usher in the broader national park movement. The park stretches into Wyoming, Montana, and Idaho.

Authorities respond to an incident at Yellowstone National Park in Wyoming, July 4, 2024. Obtained by ABC News.

Yellowstone National Park celebrates its 150th anniversary on Tuesday. The 2.2 million acres that span Wyoming, Montana and Idaho have transformed from a wilderness to an attraction that millions ...

Grant Village Lodge in Yellowstone National Park is named after Ulysses S. Grant, the 18th. President of the United States.

Yellowstone National Park is one of the largest and best-known parks in the country, covering nearly 3,500 square miles in Wyoming, Montana and Idaho.

A bison charged and gored a man from New Jersey while they were visiting Yellowstone National Park's Old Faithful in ...