• Photo of park visitors enjoying sunset from the Alpine Ridge Trail in Rocky Mountain National Park.

    Rocky Mountain

    National Park Colorado

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  • Impacts from September 2013 Flood - Old Fall River Road, Alluvial Fan and Trails

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Zooplankton

For information on zooplankton research in Rocky Mountain National Park, click here.

Did You Know?

a photo of Elizabeth Burnell, the nation's first female nature guide

Rocky Mountain National Park licensed the nation’s first female nature guides in 1917. Sisters Ester and Elizabeth Burnell learned the naturalist trade from advocate and author Enos Mills.