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Voyages of DiscoveryEpisodes

  1. Saturday20:00
    BBC Four

    Hanging by a Thread

    How the USS Squalus submarine became stranded on the bottom of the Atlantic in 1939.(R)

  2. Sunday01:40
    BBC Four

    Hanging by a Thread

    How the USS Squalus submarine became stranded on the bottom of the Atlantic in 1939.(R)