The Ascent of Civilization: Extra Long Documentary – • The Ascent of Civilization – From Ger… In 1959, the U.S. Army built the first tunnel settlement beneath the ice of Greenland. 21 tubes were constructed with isolated housing for more than 200 soldiers. The documentary investigates this extraordinary U.S. Army plan, while looking at the consequences of the city’s tons of nuclear waste that were left behind and are now slowly emerging from the melting ice.-