Abandoned Engineering S7E4
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Abandoned Engineering

S07E04 Murder Underground

2021-02-03

A remarkable engineering feat etched into the side of a cliff, along with a distant beacon that sent out one of the most notorious messages in American history.

Season 7 Episodes

1
Hollywood Heroes
2021-01-13
 2
Stalin's Subway
2021-01-20
 3
Disaster At The Maya Hotel
2021-01-27
 4
Murder Underground
2021-02-03
 5
El Dorado Canyon
2021-02-10
 6
The Mafia Bunker
2021-02-17
 7
Ruins of the Rust Belt
2021-02-24
 8
American Ghost Park
2021-03-03
 9
Fortress of the Sky
2021-03-10
 10
Catastrophe and Cover Up
2021-03-17
 11
Dead Sea Disaster
2021-03-24
 12
Global Icons
2021-03-31