Episodes
Fortresses
Explore a massive defensive wall surrounding a historic Colombian city and see how a series of eerie metal structures protected the English coast during WW II; then visit a vast underground refuge in Turkey designed to protect tens of thousands.
44m
For the Gods
Explore some of the world's remarkable engineering marvels.
43m
Episode 3
45m
Episode 4
44m
Episode 5
43m
Episode 6
44m
Episode 7
44m
Episode 8
44m
Cast
Andrew McPherson
Narrator
Crew
Suzan Yum
Director
Josh Pelham
Director of Photography
David Grout
Editor
Matthew Hornburg
Executive Producer
Mark J.W. Bishop
Executive Producer
Paul Kilback
Producer
Tara Elwood
Executive Producer
Donna Luke
Executive Producer
Chris Thinn
Writer
Katherine Wootton
Writer
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