How Do They Do It?

How Do They Do It?

Parma Ham, Rowing Machines, London Underground Signs (15x10)


Air date: Nov 30, 2018

How is Parma ham, the most famous ham in the world, made? Plus, how do they make rowing machines, and how are the iconic London Underground signs made?

  • Premiered: May 2006
  • Episodes: 324
  • Followers: 27
  • Ended
  • Discovery
  • Thursday at 22