Why Rocky Mountain's timed-entry system survived and stuck.

Colorful fall foliage surrounds Bear Lake as the day’s first light shines on Hallett Peak, located on the east side of Rocky Mountain National Park. Thomas Mangan Few places in the United States ...

Rocky Mountaineer, Canada’s most famous locomotive, has made in-roads to the US, with its sister train. Jim Gallagher boards ...

Trail Ridge Road has opened for the season in Rocky Mountain National Park. The snow on the road is generally cleared, but park officials warn that there still could be icy conditions in some places.

In an effort to protect and reintroduce native fish, wildlife officials in Rocky Mountain National Park are closing several popular hiking trails along the northeastern end of the Colorado River this ...

A rustic Colorado mountain resort brings cabins, campsites, horses, river views, and easy park access together.

The lunar south pole has similarities to alpine environments in the West, with deep craters, steep slopes and harsh lighting ...

Editor’s Note: This article has updated to clarify that while most American pikas live in the cryosphere, there are populations known to live outside the cryosphere. A new study by the University of ...

A great horseback ride does more than show you scenery, it changes the pace of the entire day. Few experiences make Colorado ...

Few places in the United States deliver such immediate access to high-altitude wilderness as Rocky Mountain National Park. Established in 1915 as the nation’s tenth national park, Rocky protects 415 ...