13 Season
125 Episode
Abandoned Engineering - Season 5 Episode 2 The Valkyrie Assassin
Ambitious engineering projects that have been left in ruins.
The underground base with the power to destroy a nation, the site linked with an attempt to kill a dictator, and an ancient world discovered in the American wilderness.
- Year : 2024
- Country : United Kingdom
- Genre : Documentary
- Studio : U&Yesterday
- Keyword : engineering, architecture history
- Director :
- Cast : Tom Ward
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