Season 2, Episode 16

Expedition Unknown

Josh Gates searches Mexico for clues behind the mysterious rise and disappearance of Teotihuacan, a powerful civilization that predated the Aztecs in Mesoamerica. His search takes him under the largest pyramid in the world and to a dangerous mine that could explain their influence.
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Wednesday
Jul 19
9pm | 8c
Thursday
Jul 20
12am | 11c

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