How Do They Do It - Aquavitl; Motorcycle Suits; Cathedral Cleaning

Seizoen: 11 - Aflevering: 12 / 174 - Eerst uitgezonden: 17 oktober 2014 - Episode ID: 1042445

How the alcoholic spirit aquavit is made, and how kangaroos help protect motorcycle riders in a crash. Plus, a look at the cleaning of New York's St Patrick's Cathedral.