Videos Schneewallfahrt: The Soulful Art of Tree Skiing Skiers Stefan Häusl and Björn Heregger pay homage to unforgettable moments tree skiing in pristine European powder. Filmed and produced by Hanno Mackowitz. January 19, 2015 Skiing Magazine Share this Facebook Icon Twitter Icon Email Icon Join Ski Mag Create a personalized feed and bookmark your favorites. Join for free Already have an account? Sign In Join Ski Mag Create a personalized feed and bookmark your favorites. Join for free Already have an account? Sign In