The world’s longest and deepest undersea road tunnel is being built in Norway, intended to cut travel time between major cities and become part of a ferry-free highway along its western coast.

The record setting Rogfast project aims to connect islands and mainland Norway nearly 1,300 feet below the sea, with crews ...

Norway is building the Rogfast, set to become the world’s longest and deepest underwater road tunnel. The project spans 26.7 ...

A groundbreaking $8.3bn billion project, set to debut in 2029, is poised to become the world's longest underwater rail and road tunnel. The ambitious plan aims to dramatically slash travel time ...

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 ...

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 ...