Yellowstone tourists were sent running after a small hydrothermal explosion sent boiling water, steam and debris flying over a boardwalk in the national park's Biscuit Basin.

A bison died after it appeared to stumble into a hot spring at Yellowstone National Park last week while visitors looked on.

Springtime can only mean one thing for Yellowstone National Park: The newborn baby animals are coming out to play.

Tourists at Yellowstone National Park witnessed the tragic death of a bison who fell into the near-boiling waters of the Grand Prismatic Spring at Midway Geyser Basin, near Old Faithful.

Several people witnessed a bison’s final moments after it fell into a hot spring in Yellowstone National Park, photos and videos show ... the spring’s steam causing low visibility in the basin, which ...

Last July, an explosion tore out of a thermal pond next to a boardwalk at Biscuit Basin in Yellowstone National Park. People walking by ran for safety as rocks were thrown dozens of feet into the ...

A bison died after it appeared to stumble into a hot spring at Yellowstone National Park last week while visitors looked on. The incident occurred during the early morning of June 21 at Grand ...

On the morning of June 21, visitors at Grand Prismatic Spring in Yellowstone National Park observed a bison slip into a ...

Norris Geyser Basin is ranked #9 out of 17 things to do in Yellowstone National Park. See pictures and our review of Norris Geyser Basin.