The Titanic's Tragic Twin: The Britannic Disaster , Series 1 : Episode 1

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Episode 1: She was the largest ocean liner in the world and then the greatest hospital ship of World War I. Despite being built bigger and better than her infamous sister ship, the Britannic sank to the bottom of the sea three times faster than the Titanic. By diving to the wreck to find physical evidence and speaking with descendants of survivors, this docuseries investigates why.