Monument Geyser Basin is one of the most unique areas of Yellowstone National Park. Its ancient undersea wasteland at 7,300 ...

Is there a volcano in Yellowstone National Park? Let's break down what this video ... When this happens, the result is often ...

Yellowstone National Park is a popular destination for geology field trips. It’s easy to see why—the dynamic landscape contains a variety of geological wonders that are not easily seen elsewhere.

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory ... surface of Yellowstone National Park exists in a mostly ...

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 ...

Update: Our new Yellowstone National Park stories may surprise you with ... The park roils with geysers, fumaroles, mud volcanoes, and other hydrothermal activity. Half the geysers on the planet ...

For every Old Faithful and Grand Canyon of the Yellowstone, there's a host of other obscure places like The Gumper, Lactose ...

Yellowstone National Park offers unique geothermal features ... Before departing, visitors should stop by Mud Volcano to see ...

The Yellowstone super-volcano ... park experiences about 2,000 earthquakes each year. Most are rated 2 and under on the Richter scale, and cannot be felt by people. Yellowstone is the oldest ...

The first reports of Yellowstone, in the early 1800s, described a place in the northwest corner of the Wyoming Territory where mud boiled ... Yellowstone Park, the first national park in the ...