Trailhead: Grandjean or Stanley Lake
Round trip: 13 miles from Grandjean, 17.2 miles from Stanley Lake
Elevation gain: 3700 ft from Grandjean, 2500 ft from Stanley Lake
Hike 6.5 miles up from Grandjean Trailhead up to Observation Peak which has great 360 degree views across the Sawtooths Mountains, Salmon River Mountains, Boise National Forest, and beyond. From Stanley Lake hike 8.6 miles. Observation Peak trail passes through a burned area. Expect downed trees. The trail up to the peak can be difficult to follow in the burned area and due to erosion.