Yellowstone National Park's nearly 3,500 square miles seep slightly across state borders into Montana and Idaho, but its major attractions are contained in the northwest corner of Wyoming.

Yellowstone is at the top of the list as one of the most essential American experiences you should try when visiting the US. It’s no wonder why the national park is one of the most visited.

Yellowstone National Park's oldest and hottest geothermal area, a favorite spot for park visitors, was shaken by a minor ...

A detailed look at Yellowstone's ... will likely center on the northeastern side of the national park, the new study finds. Not that Yellowstone is likely to still be a national park by the ...

On March 1, 1872, President Ulysses S. Grant signed the bill creating Yellowstone Park, the first national park in the history of the world. Despite the fact that the new national park comprised ...