National Geographic: Gallipolis Deep Secrets

Overview

Gallipoli's Deep Secrets heads underwater and unearths the wrecks where the firepower of the mighty British Navy was outwitted by a weakened Ottoman Empire, to seal the fate of thousands of young lives. But among the tragedy, Ballard also discovers the unique tale of a lone Australian submarine that achieved what no submarine had ever done before. Written and Directed by Julia Redwood ; A Prospero Production for National Geographic Channel

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