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Modern Marvels - Season 7 Episode 3
The challenge of linking Britain and France with a tunnel under the English Channel was both monumental and delicate. It took 18 months just to design and build the 28 foot diameter TBMs, and nearly a year to assemble and position them underground. Modern Marvels takes you through the entire process from start to finish.
- বছর: 2022
- দেশ: United States of America
- জেনার: Documentary
- স্টুডিও: History, H2
- কীওয়ার্ড: technology, invention, disaster, construction, machine
- পরিচালক: Bruce Nash
- কাস্ট: