The Great Siberian Traverse documents a 6,000-mile ski journey through Russia, along the Trans-Siberian Railway. Produced by Sherpas Cinema, in partnership with POWDER magazine and The North Face, the documentary showcases a fringe backcountry skiing community, deep Siberian powder, and skiing’s ancient origins. Skiers Ingrid Backstrom, Callum Pettit, and Nick Martini share their insights along the adventure.