A muddy eruption at Yellowstone National Park was just captured on camera in an area that has been closed to the public for ...

A muddy eruption at Black Diamond Pool in Yellowstone National Park has been captured on camera. The video was recorded by the Yellowstone Volcano Observatory webcam Saturday morning.

A muddy eruption from the Black Diamond Pool at the Biscuit Basin in Yellowstone National Park was captured by a webcam on ...

Kablooey!” That's the word U.S. Geological Survey volcanic experts used to describe a muddy eruption at Black Diamond Pool in Yellowstone National Park on Saturday morning.