How Do They Do It?

How Do They Do It?

Helmets, Tea, District Heating (14x4)


Ημερομηνία προβολής: Ιαν 13, 2017

How do they harvest and treat the world's most expensive tea? Plus, how does the Siekierki power plant of Warsaw, Poland heat half the city's homes?

  • Πρώτη προβολή: Μάϊ 2006
  • Επεισόδια: 324
  • Ακόλουθοι: 27
  • Τελείωσε
  • Discovery
  • Πέμπτη στο 22