This peak is not in the book. Published December 2019 Peak 10055 is a ranked summit and is the high point on a long, meandering ridge between Timber Creek Pass and Flatiron Mountain. Its north ridge separates Squirrel Creek from Cabin Creek. Peak 10055 sits in the shadow of massive Flatiron Mountain (11,019 feet) to its west. It is, in … Continue reading
Book Updates
This peak is not in the book. Peak 10583 is located on the main Lemhi Range Crest between Yellow Peak and Big Creek Peak. USGS Yellow Peak Access See the page for Peak 10268. North Ridge, Class 2+ From Peak 10268, follow the ridge south to the summit of Peak 10583. … Continue reading
This peak is not in the book. Park Fork Peak is located west of Yellow Peak. USGS Yellow Peak Access [(A)(8.2)(a) or (A)(8.3)(a) on Pages 314-315] South Ridge, Class 2 FST-183.1 crosses a saddle due west of Yellow Peak. Just south of the saddle, look for the remnants of a trail that climbs to the saddle south of the peak. Climb … Continue reading
This peak is not in the book. The elevation and prominence figures are based on recent LiDAR updates. The USGS quad shows an elevation of 9909. Livingston Douglas added four new photos that really show off this rugged, little-known summit. Updated October 2025 Devon Peak is located northeast of West Rocky Peak and northwest of Rocky Peak. USGS Sheephorn Peak Access [(A)(8.2)(a) … Continue reading
Climbing and access information for this peak is on Page 301 of the book. Livingston Douglas provided the following route information. The elevation and prominence figures are based on recent LiDAR updates. The USGS quad shows an elevation of 10,343 feet. Updated October 2025 West Rocky Peak is located on the main Lemhi Range Crest due west of Rocky Peak … Continue reading
Climbing and access information for this peak is on Page 301 of the book. The elevation and prominence figures are based on recent LiDAR updates. The USGS quad shows an elevation of 10,507 feet. Updated October 2025 Slate Roof Peak is located on the main Lemhi Range Crest above the headwaters of the Middle Fork Little Timber Creek and both … Continue reading