"Shortly before Christmas in 1943, five Army aviators left Alaska's Ladd Field on a test flight. Only one ever returned: Leon Crane, a city kid from Philadelphia with little more than a parachute on his back when he bailed from his B-24 Liberator before it crashed into the Arctic. Alone in subzero temperatures, Crane managed to stay alive in the dead of the Yukon winter for nearly twelve weeks and, amazingly, walked out of the ordeal intact. 81 Days...

In Nov. 1942 a U.S. cargo plane crashed into the Greenland ice cap, the B-17 sent on the search-and-rescue mission got caught in a storm and also crashed, miraculously all nine men aboard surrived. A second rescue operation was launched, but the plane, the Grumman Duck, flew into a storm and vanished. The survivors of the B-17 spent 148 days fighting to stay alive while waiting for rescue by famed explorer Bernt Balchen. Then in 2012 the U.S. Coast...