• Photo of golden aspen with Hallet Peak in the background. NPS Photo by J. Frank

    Rocky Mountain

    National Park Colorado

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Aspen Clones

a photo of aspen clones
Aspen clones above Bear Lake are easily distinguishable in fall because they change colors at different rates.
Photo courtesy of Rocky Mountain National Park.

Did You Know?

a photo of human tracks in snow and mist

Rocky Mountain National Park is open 24 hours a day, 365 days a year. The visitor centers are open less often. More...