The Sierra Trifecta
S1, E4: X Games gold medallist Jossi Wells accompanies Chris Benchetler to California's Mammoth backcountry for the The Sierra Trifecta f– skiing, climbing and mountain biking, all in one day.

S1, E4: X Games gold medallist Jossi Wells accompanies Chris Benchetler to California's Mammoth backcountry for the The Sierra Trifecta f– skiing, climbing and mountain biking, all in one day.