• 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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Information Office

Photo information office Volunteer
When you call Rocky Mountain National Park's Information Office at 970-586-1206, you reach a human being from 8 a.m.-4:30 p.m. (Mountain Time), seven days a week, thanks to our cheerful volunteers.
Photo courtesy of Rocky Mountain National Park.

Did You Know?

a photo of gneiss (a metamorphic rock)

The oldest rocks in the park are metamorphic (biotite schist and gneiss) estimated at 1.7 billion years old, making them some of the oldest rocks within the National Park System.