Secret Access (2011)

Titanic: The Final Secret (1x3)

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Renowned oceanographer Dr Bob Ballard stunned the world in 1985 when he discovered the wreck of the famed liner. But the story we thought we knew is just the tip of the iceberg, Ballard was acting as a secret agent on a classified intelligence operation for the US Navy. Explore the covert operations that gave Ballard the cutting-edge forensic evidence to lead him straight to Titanic within a matter of days.