Around the calendar and around the world, "Endless Winter" follows skiers and snowboarders enjoying epic snow conditions form Alaska to Argentina and Jackson Hole to Japan. Soar with the world's best aerialists at the Nissan Freestyle Exhibition at Breckenridge, Colorado; heli-ski in bottomless powder at Mike Wiegele's in Blue River, British Columbia; and free ski with Olympic Gold Medalist Tommy Moe in Jackson Hole, Wyoming. Visit the quintessential Alpine village of Ischgl, Austria; challenge the super-steeps of Las Leñas, Argentina; and trek across Bolivian glaciers above 19,000 feet. "Endless Winter" closes in Valdez, Alaska with the most stirring and unforgettable snowboarding segment ever filmed.

• Documentary