Courses We Offer
Privates & Groups
MAS offers privates for individuals and groups seeking training and challenges outside the scope of the regular MAS calendar.
MAS AIARE Avalanche Courses provide a thorough and "hands-on" understanding of avalanche hazards.
MAS strives to develop people's mountaineering skills and appreciation for the alpine environment.
Skiing & Snowboarding
MAS and Bear Valley Mountain offer an exciting and unique experience for advanced skiers and snowboarders.
Bear Valley Freeheel Race Series
The Bear Valley Freeheel Race Series is three separate ski mountaineering events which tackle a different course for each race.
The MAS Outdoor Rock Climbing School is one of California's most comprehensive programs with instructional and adventurous trips.
Ebbetts Pass Century
The 10th Annual Ebbetts Pass Century is scheduled for August 19, 2017 with four routes to challenge a variety of cyclists.
If you enjoy hiking and visiting wild places you'll be thrilled with snowshoeing and experiencing the marvels of winter.
Annual Bear Valley Events
MAS hosts several popular annual events in Bear Valley which celebrate both the natural beauty and opportunity for outdoor adventure right out our backdoor.