• 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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Wood Frog Research

a photo of a wood frog
USGS researchers are monitoring wood frog (Rana sylvatica) populations in Rocky Mountain National Park.
Photo courtesy of Rocky Mountain National Park.

Did You Know?

Mama Cabin in the Holzwarth Historic District

The Holzwarth Historic District is a former guest ranch on the Colorado River. Open to visitors during the summer, the property features a dozen small cabins including the Mama cabin, named after Sophia Holzwarth, who ran the rustic resort.