Cascade Lake and Observation Peak Trails, Yellowstone National

Cascade Lake and Observation Peak trails, Yellowstone NP - 5.5 mile route across floral meadows past a backcountry lake, then up open slopes to an isolated summit in the Washburn Range

Hikes in the Canyon Area of Yellowstone

Observation Peak Trail Hiking Trail - - Wyoming

Yellowstone National Park Hiking Guide ~ Yellowstone Up Close and Personal

Cascade Lake and Observation Peak Trails, Yellowstone National

Cascade Lake/Observation Peak (Yellowstone National Park)

Observation Peak Trail Hiking Trail, Canyon Village, Wyoming

Cascade Lake Trail - Hike near Canyon Village, Yellowstone

Yellowstone Hiking, Camping & Kayaking Guide - REI Co-op Journal

Cascade Lake Trail - Hike near Canyon Village, Yellowstone

Hiking the Mystic Falls Trail in Yellowstone National Park — noahawaii