Collier Cone lava flow via Obsidian Trail #3528
12.6 mi
Distance
6 hrs 53 min
Time
terrain
1,850 ft
Elev Gain
Overview
This is a difficult out and back trail to Prouty Memorial Plaque in Willamette National Forest.
This trail goes by Bronaugh Memorial Plaque.
Sights to See
Rate this Hike
★★★★★