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.

In 2018, Ox Bel Ha was temporarily surpassed as the longest explored underwater cave after a connection was discovered ...

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

Connecting Europe and Africa across the Strait of Gibraltar remains a dream. Engineers have explored bridges and tunnels for ...

After Galloping Gertie collapsed in 1940, its twisted steel created a thriving underwater world. Now it’s at risk.

The body of cave diver Gary Gibson has been recovered from a 'complex' cave system in South Australia following a major recovery operation ...

Gary Gibson, 65, was diving with two other experienced cave divers when he tragically died in the complex Tank Cave system near Tantanoola in South Australia ...

Explore the unforgettable things to do in Minneapolis and St. Paul, from iconic landmarks to hidden local jewels worth every ...

This video explores the construction of the Fehmarnbelt Tunnel, an 18 km long underwater tunnel in the Baltic Sea that has ...

Jersey may be tiny compared to, say, the Isle of Wight or Anglesey, but the closer you look, the larger and more intriguing ...

The body of a cave diver has been recovered more than 24 hours after he drowned. South Australia Police were alerted about 10.30am on Sunday that Gary Gibson, a 65-year-old man from Victoria, had ...