How Do They Do It?

How Do They Do It?

Helmets, Tea, District Heating (14x4)


Yayınlanma tarihi: Oca 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?

  • Prömiyeri: May 2006
  • Bölümler: 324
  • Takipçiler: 27
  • Bitti
  • Discovery
  • Perşembe saat 22