One of the 20th century's most remarkable underground tunnels was engineered to endure powerful earthquakes while linking two ...

Femern outlined that an immersed tunnel represents a "safe, tested and efficient way of building an underwater tunnel". "The ...

The tunnel connects two beautiful islands and is even longer than the Channel Tunnel.

The remarkable tunnel beneath the Baltic Sea, expected to become one of the world's longest underwater structures, is due for completion by 2029 ...

Norway is going on with a massive transport project that, while mostly invisible to the public, is significant in scope. Deep ...