Opened in 1988, it holds the title of the world's longest undersea rail tunnel and accommodates both high-speed and regional ...

Tunnels are used to carry traffic through some of the most extreme terrain on the planet and they help ease journeys with reduced travel time. While most tunnels offer a short underground burst of ...

The world's longest road tunnel will take drivers around 20 minutes to travel through, in almost complete darkness.

The Fehmarn Belt Tunnel, a €7 billion infrastructure project, is set to become the world’s longest prefabricated road and rail tunnel. Stretching 18 kilometers beneath the Baltic Sea, it will connect ...

Work continues on Chile's Guillermo Gaviria Echeverri Toyo Tunnel that, once completed, will become the longest vehicular ...

Traveling Norway's E39 highway is often an unforgettable, but arduous adventure. The route, which spans nearly 1,100 kilometers (683 miles), is an engineering marvel, and has been constructed in a ...