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

    Rocky Mountain

    National Park Colorado

There are park alerts in effect.
hide Alerts »
  • Impacts from September 2013 Flood - Old Fall River Road, Alluvial Fan and Trails

    Select this link to learn More »

Celebrating 95 Years

Subscribe RSS Icon | What is RSS
Date: January 22, 2010
Contact: Kyle Patterson, 970-586-1363

To download a printable (pdf) flyer, click here or on the photo below.

 
Photo 95th Anniversary flyer
Rocky Mountain National Park celebrates its 95th anniversary. The park was established in 1915; President Woodrow Wilson signed the enabling legislation.
NPS Photo by Jerry Brown

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.