The Ryfylke Tunnel is the longest undersea road tunnel in the world at present and stretches some 8.98 miles between ...

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 ...

The Rogfast tunnel is an undersea road tunnel being constructed in Norway. On completion, it will be the world’s longest and deepest undersea road tunnel. The tunnel will be approximately 26.8 ...