Abandoned Engineering S9E12: Niagara's Hidden Marvel
- Aired: 2022-06-06
- Time: 20:00:00
- Runtime: 60 minutes
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Overview
Hidden behind the mighty Niagara Falls an extensive labyrinth containing an engineering marvel, plus the ruins of a once lavish Romanian destination caught in a web of corruption, and on the banks of the Uruguay River, a fallen cathedral from a golden age of industry.