S9 E823 August 201222 min★ 0.0 TMDB
Suspension Bridge, Crossbows
Season 9
Episode 8 of 20
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Episode overview
How do they make steel cables strong enough to hold up a 50,000 tonne bridge; why do modern hunters use medieval weapons; and how do shops know which clothes sizes...
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S9 E8 · Suspension Bridge, CrossbowsHow Do They Do It?
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