Expedition Unknown - Season 7 Episode 6 6. Bölüm
Josh Gates tackles an enduring maritime mystery, the first ship to be lost in the Great Lakes, the Griffon. Using a state of the art two-man submersible, Josh dives in to find a ship so elusive it's known as "The Holy Grail of Shipwrecks."
- Tür: Documentary, Reality
- Stüdyo: Travel Channel
- Anahtar kelime: treasure hunt, fish out of water
- Oyuncular: Josh Gates
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