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How Do They Do It?

Suspension Bridge; Crossbows; Tracking Clothes

Season 6 Episode 9
On This episode of How Do They Do It: How do they make a cable strong enough to hold up a 50,000 ton bridge? How do modern hunters use medieval weapons to catch their prey? How do they always have the size and colour you want in stock?
  • 22 min
  • TV-PG
  • Premiered 09/06/2012