Titanic: The Final Secret: How a Cold War investigation led to the discovery of the wreck. Titanic: The Final Secret airs on National Geographic Channel HD at 4:00 PM, Friday 23 February. How a Cold War investigation led to the discovery of the wreck
Titanic: The Final Secret: How a Cold War investigation led to the discovery of the wreck. Titanic: The Final Secret airs on National Geographic Channel HD at 3:00 PM, Saturday 17 February. How a Cold War investigation led to the discovery of the wreck
Titanic: The Final Secret: How a Cold War investigation led to the discovery of the wreck. Titanic: The Final Secret airs on National Geographic Channel HD at 4:00 PM, Tuesday 2 January. How a Cold War investigation led to the discovery of the wreck