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How Do They Do It?chevron_right
S16E10: Birds Nest Soup, Rowing Oars, CastanetsHow do they collect millions of real birds' nests to make birds' nest soup? How do they use aerospace technology to make rowers go faster? And, how are castanets made?
Genres:
Air Date:
Jul 11, 2019
Runtime:
22 minutes
Production:
Casts:
