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Extreme Engineering - Season 8 Episode 8
The Swiss government is spending 18 billion dollars to create the Gotthard Base Tunnel - the longest tunnel in the world, getting people and goods through the Alps up to 3 times faster and ultimately changing European transit forever.
- Xyoo: 2011
- Ncig Teb Chaws: United States of America
- Genre: Documentary
- Studio: Discovery
- Cov ntsiab lus: engineering
- Tus Thawj Coj:
- Pov Pob Tseg: