How Do They Do It? season 16 episode 10
Birds Nest Soup, Rowing Oars, Castanets
How 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?
How 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?
