6 Sezóna
41 Epizóda
Mega Builders - Season 6 Episode 1 Epizóda 1
Return to the 57-kilometer long high-speed rail tunnel in Switzerland's Gotthard Mountain range to see what it will take to finish the project by 2017.
- Rok: 2012
- Krajina: Canada, Germany, United States of America
- Žáner: Documentary
- Štúdio: Discovery
- Kľúčové slovo: technology
- Riaditeľ:
- Obsadenie: