A U.S. Soldier with Scout Platoon, 2nd Battalion, 503rd

A U.S. Soldier with Scout Platoon, 2nd Battalion, 503rd Infantry Regiment, 173rd Airborne Brigade zip lines across a ravine during German Mountain Warfare Training in Seinsbach Gorge, Mittenwald, Germany, Dec. 8th, 2016. The Mountain Warfare training was conducted from 5 to 16 Dec., to build proficiency in mountain terrain with reconnaissance operations and extreme cold weather survival techniques. This training was alongside other NATO allies including German, Polish, Lithuanian, Latvian and Estonian Armies. (U.S. Army photo by Spc. Nathanael Mercado)