Aspen, CO – Hard – 4 Miles – Hike, Run, Mountain Bike, Dog Friendly – Dirt
The West Side Trail is a difficult trail you can hike, run, and mountain bike that is dog friendly. This is a 4 mile dirt trail that weaves around Aspen Mountain Summer Road on Aspen Mountain in Aspen, CO.
More information about Aspen Mountain can be found at:
Aspen Skiing Company – Aspen Mountain