Extreme Engineering
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.
Please log in to leave a comment.
No comments yet. Be the first to share your thoughts!
Add a play
When did you watch this?
Install Scrob
Add to your home screen for the full app experience.
No comments yet. Be the first to share your thoughts!