Episode 1: To open Sébastien de Sainte Marie's "Carnets de Trail" series, one of the most beautiful ridges in the Bernese Oberland, the Hardergrat.
A mountain biker, his buddies, and some of the best singletrack trails in Europe.
The Momentum Ski Festival kicks of today in the Swiss Alps of Verbier, and it’s not your typical skiers racing down the slopes. .
Swiss steep skier, Sébastien de Sainte Marie's hunt for extreme first descents - through avalanches, dehydration and a lot of French cursing. .
Sébastian de Sainte Marie and Adelin Favre make the first ski descent of a classic line down the north face of Tour Salliere, in Switzerland's Chablais Alps .