Mammoth Tenkay @ Mammoth Trail Fest

The Mammoth Tenkay is a 10K trail race held on Friday evening as part of the Mammoth Trail Fest weekend in Mammoth Lakes. Starting at 6:45 PM, runners head out into the dusk and dark for a dramatic mountain experience by headlamp. The event is one of several races across the Mammoth Trail Fest schedule, which also includes a Dragon’s Back Ascent, a 50K, a 26K, and a Woolly’s 1K Kids Run. Registration is required; check the Mammoth Trail Fest website for course details, entry, and the full weekend schedule.