Excelsior Geyser is located in Midway Geyser Basin, adjacent to the spectacular Grand Prismatic Spring. The geyser may have ...

On the morning of July 23, 2024, a hydrothermal explosion from Black Diamond Pool in Biscuit Basin sent people running for ...

Catherine Parker Old Faithful may be Yellowstone's most well-known geyser, but the Norris Geyser Basin is home to the park's oldest (thermal features are said to have been present here for more ...

This is a photograph of Twin Buttes in Lower Geyser Basin looking to the northwest ... Park Superintendent Philetus W. Norris thought the eruptions sufficiently impressive for the feature to ...

Mammoth Campground is an 85-site campground in Yellowstone National Park, open year-round. It is located near the park's ...

That movement has now left one pool of molten material on the west of the caldera disconnected from any heat sources, which ...

Canyon Campground is a 273-site campground in the Canyon Area of Yellowstone National Park. It is shady and lies in the ...

The only hotel in the park’s interior open during winter, the Snow Lodge sits in Yellowstone’s Upper Geyser Basin, surrounded ... bison and other prey. The map shows Yellowstone National ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Blaine McCleskey, research ...

These sorts of explosions are relatively common in Yellowstone National Park, although seldom so well documented. Explosions that left craters about 10 feet (3 meters) across occurred in Norris Geyser ...