
7.5
How Do They Do It?
2006
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Season 7 · Episode 6 — Bridges.From amazing ancient Roman aqueducts and arch bridges, romantic Renaissance spans, 19th-century railroad crossovers, to monumental marvels of our time, bridges played a key role in the human quest to connect and unify. We'll trace the history of bridge types, including suspension, arch, beam, truss, and cantilever designs.
Up nextPrisonsS7 · E7 · 44 min
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