A bison in Yellowstone National Park appeared to stumble into the scalding water of Grand Prismatic Spring, causing its death as tourists looked on during the park's busiest season. The bison fell ...

Geothermal debris is a more common problem than you might think: Already this year, park staffers have removed more than ...

This geyser basin, though small in size compared to its companions along the Firehole River, holds large wonders for the visitor. Excelsior Geyser reveals a gaping crater 200 x 300 feet with a ...

This is a photograph of Twin Buttes in Lower Geyser Basin looking to the northwest, with Excelsior Geyser of Midway Geyser Basin in the foreground. Twin Buttes is a thermal kame that formed when ...

A 3-year-old girl is being treated for second-degree thermal burns after falling into scalding water at a small water feature at Yellowstone National Park. The incident occurred on Oct. 9 at ...