Stretching 35 miles under the Alps, the Gotthard Base Tunnel is the pinnacle of tunnel engineering. More than just a transportation route, it’s a symbol of European collaboration and long-term vision.

Two Italian scientists claim to have discovered 38,000-year-old structures buried deep beneath the pyramids. But there's a ...

The U.S. Army Corps of Engineers Detroit District, heeding an emergency order from President Donald Trump to expedite the review process for energy supply projects, will accelerate its permitting ...

A homeowner was floored after detailing how he discovered an Indiana Jones-esque labyrinth of hidden chambers and tunnels underneath his home. “Found a network of tunnels and rooms under my house,” ...

A man has been left stunned after he found a secret network of tunnels under his house - but people have warned him that he should move out after his creepy discovery ...

Victoria Vale said the mysterious door "seemed like it hadn't been opened in a very long time," and she was determined to figure out what was behind it.

Welcome to Money, Sky News' consumer and financial news hub. Today: house asking prices have reached a record high; what it's ...

Contractors renovating a historic home in Belgium stumbled upon the entrance to a secret tunnel identified by archaeologists as an escape route from World War I. Photos show the long-forgotten yet ...

The trail to the tunnel follows the old Baltimore & Ohio Railroad bed, now part of the Moonville Rail Trail. It’s a relatively easy hike through beautiful woodland scenery that lulls you into a false ...

Deep in the Appalachian foothills of southeastern Ohio lies a brick-lined portal to another time—and possibly another dimension. Moonville Tunnel in McArthur stands as a moss-covered monument to a ...