• A bull elk bugles in Yellowstone National Park

    Yellowstone

    National Park ID,MT,WY

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  • Craig Pass Closed for the Season; Mammoth to Norris, Expect 30-minute Delays

    The road linking West Thumb and Old Faithful is closed for the season—traffic should detour through West Thumb, Lake, and Canyon. More »

Geologic Overview of Specific Park Areas

Golden colors create dramatic scenery of the Lower Falls of the Yellowstone.
Lower Falls of the Yellowstone
NPS/Restivo
 

The physical landscape of Yellowstone National Park is the result of many geological forces. Pick an area, take a tour, and learn more about it's geology.

Did You Know?

Upper Geyser Basin Hydrothermal Features on a Winter Day.

Yellowstone contains approximately one-half of the world’s hydrothermal features. There are over 10,000 hydrothermal features, including over 300 geysers, in the park.