In the Falklands War, a top secret SAS mission to South Georgia involves flying up the sheer face of a glacier and dropping men on an icy plateau, riddled with crevasses.

During a rescue mission a desperate pilot cuts his own landing zone in forty foot tall bamboo.

In Afghanistan, the combination of high altitude and dusty conditions make combat flying particularly challenging.

When a covert U.S. Navy SEAL needs to be rescued from a Taliban ambush, the crew must fly at night using night vision goggles, hugging every contour of the mountain pass.