The Alpine Report

13 Oct 2026 Yellowstone Trail Running Trip Reports

Heart Lake & Mt. Sheridan

Venture beyond the main tourist loops in Yellowstone. A 24-mile backcountry run past active geyser basins, vibrant blue thermal pools, and the shores of Heart Lake to reach the 10,285-foot fire lookout atop Mount Sheridan.

06 Oct 2026 Tetons Trail Running Trip Reports

The Grand Teton Valley Trail: A Point-to-Point Run and New Personal Records

Redefining our distance limits in the Tetons. Swapping the high peaks for a big point-to-point push, this run links the park's iconic glacial lakes from north to south along smooth singletrack, heavy moraine climbs, and hidden backyard forests.

Sacajawea Peak and Mount Idaho of the Lost River Range

29 Sep 2026 Idaho Trail Running Trip Reports

Borah Peak: Idaho’s High Point in the Lost River Range

Scaling Idaho's high point. 5,200 feet of steep climbing over 4 miles, class 3 scrambling on Chickenout Ridge, and sweeping views of the Lost River Range from 12,662 feet.

Castle Peak White Clouds Wilderness Idaho

22 Sep 2026 Idaho Trail Running Trip Reports

The White Clouds Loop: 27 Miles Around Castle Peak

Off-trail exploration in the Cecil D. Andrus White Cloud Wilderness. A 27-mile backcountry loop circumnavigating Castle Peak, climbing 10,879-foot Patterson Peak, and passing dozens of high-alpine lakes.

Toxaway Lake from Sand Mountain Pass in the Sawtooth Wilderness

15 Sep 2026 Idaho Trail Running Trip Reports

The Alice Toxaway Loop: Alpine Lakes and Fast Miles in the Sawtooths

High-alpine lake hopping in the Sawtooth Wilderness. A 23.5-mile mountain run linking Pettit Lake, Alice Lake, Snowyside Saddle, Toxaway Lake, and Sand Mountain Pass ahead of afternoon storms.