Extreme Engineering
Gotthard Base Tunnel (8x8)
Air date: May 30, 2010
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.
- Premiered: Apr 2003
- Episodes: 77
- Followers: 11
- Ended
- Unknown
- Wednesday at 21