avalanche training, education, courses, backcountry skiing, telemark, randonee, alpine touring, sierra high route, european haute route, mt. shasta, high sierra, rock climbing, ski mountaineering, amga guides, ifmga, alaska out-of-bounds skiing, professional instructors, guide instruction, expeditions, snow camping, skiing, california, off piste, ice climbing, snowboarding, lake tahoe, donner summit, tioga pass, mt whitney,

america's premier backcountry ski and mountaineering school and guide service based at lake tahoe and servicing the high sierra, alaska, the alps and the himalaya