National Geographic Documentaries
National Geographic Documentaries
Titanic: Ballards Secret Mission: Revealed (2015x22)
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Titanic: Ballard's Secret Mission: Revealed joins the explorer as he reveals the story of stealth, subs and superpowers. Learn how Ballard's search for the Titanic became the cover story to ward off the Soviets.
(originally aired March 1, 2013)