Yellowstone National Park is a popular destination for geology field trips. It’s easy to see why—the dynamic landscape ...

That movement has now left one pool of molten material on the west of the caldera disconnected from any heat sources, which will likely allow it to cool. Meanwhile, the largest pool of near-surface ...

The crown jewel of American national parks, Yellowstone is a rough masterpiece ... This 352km² high altitude lake is one of the largest in North America. You'll love a stroll along its wild ...

Editor’s Note: This story accompanies the May 2016 issue of National Geographic magazine, devoted entirely to America’s first national park. Find more at natgeo ...

Wolves were reintroduced into the park beginning in 1995, and Yellowstone now has the full complement of large animals that existed there before Europeans arrived in North America. A biologist ...

Home to more than 2.2 million acres, hundreds of geysers and waterfalls, as well as Yellowstone Lake – the largest high-altitude lake in North America – Yellowstone National Park is a bucket ...

Sitting in the heart of Yellowstone's West Thumb area is Yellowstone Lake, the park's largest body of water and the largest high-elevation lake above 7,000 feet in North America. The lake is 20 ...