
9 Sezona
77 Epizoda
Extreme Engineering - Season 1 Episode 6
A tunnel over 35 miles long is to be dug under the Swiss Alps to redirect Europe's traffic. This $7 billion project will take 6 years to complete with man and machine fighting the mountains 24/7.
- Godina: 2011
- Country: United States of America
- Žanr: Documentary
- Studio: Discovery
- Ključna riječ: engineering
- Direktor:
- Uloge: