Where To Stream Underground Marvels Season 1 Episode 2
Mystery of the Lost Labyrinth
- Aired October 24, 2019
- 60 Min
- Rated 9.0
- Number 5 Of 16 Rated Episodes
A strange, centuries-old labyrinth built into an abandoned quarry was built by an eccentric millionaire, and no one knows why; but now, a new excavation into this mysterious 9,000-foot tunnel system might finally reveal its dark secrets.