Longest Balkan railway tunnel opens in Greece (VIDEO)
The time between Athens & Thessaloniki will be reduced to roughly 3 hours & 25 minutes
Norway to build first tunnel for ships (video-photos)
Construction is exepcted to open in 2023
The first Bosphorus tunnel is officially open! (VIDEO + PHOTOS)
The 1,15 billion Euro tunnel will shorten the almost 2 hour drive to the other side to 15'