Stretching 18km between Denmark and Germany, this €7bn immersed tunnel is the world’s longest road and rail link. By 2029, it ...

A feasibility study by German tunnel experts Herrenknecht has found that drilling the tunnel is "technically viable".

Every day, long-haul truckers and commuters pass through the George Wallace Tunnel, briefly slipping away from daylight and 40 feet underwater, until reemerging into downtown Mobile, Alabama. Since ...

Michigan is widely known for its contributions to cars in the 20th century. However, at the end of the 19th century, the state came into the spotlight with another modern engineering marvel that ...

The project is aimed at enabling faster movement of security forces and military equipment during exigencies, while also ...

Norway is building what is to become the longest and deepest road tunnel under the sea. The Rogfast project, measuring 26.7 kilometers (about 16.5 miles) and descending to 392 meters (nearly 1,300 ...

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 ...

Spain has begun investigating the possibility of connecting Europe to Africa via an underwater tunnel to Morocco. On Saturday, the Spanish government allocated €1.6 million (roughly $1.7 million) to a ...