Hasley-Pass-Maroon-Bells-Snowmass-Wilderness

View of Hasley Pass and a spur trail from Frigid Air Pass

Hasley Basin Trail is a difficult trail you can hike, run, and horseback ride that is dog friendly. This is a 4.2 mile unmarked rocky/dirt trail in the Maroon Bells-Snowmass Wilderness that travels over Hasley Pass.

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