The "labyrinth" of secret tunnels and rooms was discovered amid ongoing renovation works.

On the shores of the Baltic Sea, in the south of Denmark, a massive engineering marvel is taking shape — piece by giant ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

A hiker died after a rock fell on her head inside a railroad tunnel in north central Idaho, officials told local news outlets ...

CSX is detouring well over a dozen trains daily now that the Howard Street Tunnel project is underway in Baltimore.

Construction of an 11-mile undersea tunnel has started, and will eventually connect two European countries, changing tourist ...

Stumphouse Tunnel in Walhalla could have changed the Upstate. Since then, it's become the site where Clemson cured blue ...

In the city of Del Mar, near San Diego, most agree the train tracks must move off eroding bluffs. But debate over its new ...

A hiker died after a rock fell on her head inside a railroad tunnel in north central Idaho, officials told local news outlets ...

Rail engineers working on upgrades to a railway station in Wiltshire discovered a series of mysterious tunnels exposing the station's hidden history ...

The project will, in fact, be the world’s longest road and rail tunnel, and the world’s longest immersed tunnel. As an “immersed” tunnel, instead of being dug through solid land mass like ...