Watch Timeless online: Episode 12 U.P. 200 / Ice Climbing

U.P. 200 Mushers endure frigid temperatures and sleep deprivation while racing their dog teams across 260 miles of Michigan's frozen Upper Peninsula. Ice Climbing Driven by adrenaline, climbers at the Ouray Ice Festival attempt to scale the Uncompahgre Gorge's icy face as fast as humanly possible.

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