Abandoned Engineering

Season 9 Episode 12: Niagara's Hidden Marvel

Exploring a royal retreat caught in a web of corruption, an engineering marvel hidden behind the Niagara Falls in Canada, and a subterranean treasure.

Genre:

Documentary

Seasons:

15

Episodes:

145

Cast:

Tom Ward

Quality:

HD

Duration:

44 min

First Air:

2017

Rating:

7.2