S7·E2 – World's Toughest Tunnels (London's Super Sewer)

2020-01-08 • 42 min

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A team of engineers are overhauling London's underground infrastructure to build a world-class sewer system. Using cutting-edge tech and the latest construction methods, they work to transform a centuries-old network into a modern-day masterpiece.

Cast

Mike Bratton

Narrator

Cassie Newland

Herself