Rising north of Butte, east of Deer Lodge, south of Highway 12 between Helena and Garrison Junction, and west of the ...

A rockslide Saturday night closed Boulder Canyon from the base of the canyon to Nederland for more than 14 hours. The ...

BOULDER COUNTY, Colo. — Authorities have closed Highway 119 through Boulder Canyon after a rockslide Saturday night. The ...

A roadway was closed after a rockslide Saturday night, according to the Colorado Department of Transportation.

Paleontologist Anthony Romilio looked at three rock slabs bearing footprints. Most of the footprints come from one slab, ...

The age of the lines and how they were formed still needs to be verified, but there is a chance this may be one of the oldest ...

The 41-year-old was climbing with friends and family in the popular Riviera area in Boulder County Sunday afternoon when he ...

A climber from Golden died Sunday afternoon after falling in the Riviera climbing area west of Boulder.