17 Saison
287 Épisode
How Do They Do It? - Season 9 Episode 8 Épisode 8
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...
- An: 2021
- Pays: Canada, Singapore, United Kingdom, United States of America
- Genre: Documentary
- Studio: Discovery
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