Tim Mena

The Peter Grubb Hut is located below Castle Peak in Round Valley, 3 miles north of the Castle Peak trailhead near I-80. Overnight parking is available at the California Sno-Park at the Boreal-Castle Peak exit on I-80. Park on the frontage road east of the Boreal Inn and walk back under the freeway to the trailhead. Although only a short distance, the route is poorly marked by orange triangles m...