• Visitors enjoy an eruption of Old Faithful from the Inn.

    Yellowstone

    National Park ID,MT,WY

  • Road Clsoures Possible

    Unpredictable spring weather conditions can close some roads quickly. Call 307-344-2117 for current road reports.

Yellowstone Science Issues 92-97

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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.