Tunnels filled with human bones lie beneath the streets of Paris, and this horrifying engineering marvel points to a dark secret; new discoveries reveal why this grisly underground death maze was built and why it was abandoned. |
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Title: | Labyrinth of the Dead | |
Air Date: | April 25, 2019 | |
Runtime: | 60 min | |
Genres: | Mystery History Travel | |
Alien : Contains spoilers. Click to show. oops!