• Lower Falls of the Yellowstone.

    Yellowstone

    National Park ID,MT,WY

Mammoth Area Trip Planner

A view of Mt Everts near Mammoth
A view of Mt Everts near Mammoth
 

Did You Know?

Seventh Cavalry Ensignia Pin.

Prior to the establishment of the National Park Service, the U.S. Army protected Yellowstone between 1886 and 1918. Fort Yellowstone was established at Mammoth Hot Springs for that purpose.