Yellowstone and Grand Tetons, Wyoming/Montana - Marc Haegeman Photography

Biscuit Basin, Yellowstone National Park

Biscuit Basin was named for the biscuit-shaped mineral formations in this area, now mostly blown away by the violent eruption of the Sapphire Pool in 1959, following a massive earthquake.

Biscuit BasinYellowstone National ParkWyominggeysergeologythermalhot spring