Sändes torsdag 28/3,
21:00 - 21:30på Discovery Science
How Do They Do It?
Säsong 12 Avsnitt 20: Power Tunnel, Pizza Ovens and PlayhousesThe processes behind building massive tunnels to prevent blackouts in one of the world's biggest cities, and turning millions of hectares of pine forest into perfect pieces of timber.
- Kategori
- Dokumentär / Utbildning / Vetenskap
- Avsnittspremiär
- 2015-10-01
Medverkande