Impossible Engineering - Season 7 (2020) (season)
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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. (Science Channel)
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Photo © Discovery Networks
Photo © Discovery Networks
Photo © Discovery Networks
Photo © Discovery Networks
Photo © Discovery Networks
Photo © Discovery Networks
Photo © Discovery Networks
Photo © Discovery Networks
Photo © Discovery Networks
Photo © Discovery Networks