http://channel.nationalgeographic.com/episode/the-real-sanctum-6322/Overview THU JAN 27 8P The Real Sanctum explores the back story of Producer/Writer and expedition leader Andrew Wight, who teams up with Hollywood director James Cameron to make a 3-D feature film of a cave diving expedition. Cameron's film is inspired by Wight's true story of near disaster when his expedition team became trapped in a cave system in the Nullarbor Plain, Australia.
Read more: http://channel.nationalgeographic.com/episode/the-real-sanctum-6322/Overview#ixzz1CG9h35Cd
