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

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 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 ...

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

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

The Ox Bel Ha cave system under Mexico's Yucatan Peninsula is a complex network of chambers and tunnels filled with ice ...

This incredible submerged cave network is the longest of its kind in the world and plays a vital role in the region.

Beneath the idyllic resort towns of Mexico 's Yucatan Peninsula, daring explorers have uncovered a hidden world of grand ...

Driving into an underwater tunnel can catch you off guard. One moment you’re in open daylight, and then the road dips and you ...

The record setting Rogfast project aims to connect islands and mainland Norway nearly 1,300 feet below the sea, with crews ...

Take a look inside the $1.1 billion underwater tunnel in Bangladesh! Discover the engineering marvel that connects two major cities. Explore the depths of this incredible infrastructure project.