The rugged geography, dense population, and arid nature of Southern California has created the need for some of the most unique and complex tunnel systems anywhere in the world, and over the last ...

Schumer announced a .88 billion federal funding package for construction of a new Hudson River rail tunnel, also known as the Gateway project. (Evan Simko-Bednarski / New York Daily News ...

A £6.4bn tunnel connecting Scandinavia and central Europe will break two world records when it's built in 2029. The Fehmarnbelt Tunnel will cut through the Baltic Sea, at a lowest depth of 130ft ...

Police are chasing two suspects who fled into Brussels’ metro tunnels following a shooting in the Belgian capital, according to officials. Authorities were first called to Clemenceau train ...

The Huguenot Tunnel is the longest road tunnel in South Africa and cost £8.5million to build, shortening journeys between Paarl from Worcester by 6.8 miles, saving between 15 and 26 minutes.

CINCINNATI — In October, city officials asked a very crucial question that's been on many a Cincinnatian's mind over the years: What can we do with those abandoned subway tunnels? The council ...

What should Cincinnati do with its unused subway tunnels? They asked, and the public answered, and the ideas range from a theater to bathhouses to speakeasies to kayak training centers and more.It ...

If you're looking for a place to snorkel in Kaua'i, head to Tunnels Beach (aka Makua Beach). Tunnels Beach is located on Ha'ena Point on Kaua'i's North Shore near Wainiha, about 2 miles east of ...

LONDON – Tunnels built to shelter Londoners during World War II bombing by Germany are set to be transformed into the British capital's biggest new tourist attraction for years, according to the ...

Chessie, a tunnel-boring machine, has completed her work on the Chesapeake Bay Bridge-Tunnel's new Parallel Thimble Shoal Tunnel. The machine removed 500,000 cubic yards of soil, and installed ...

Thirty metres (100 feet) below the UK capital's bustling streets, all that can be heard in the tunnels built to withstand a nuclear attack is the rumble of the London Underground's Circle Line.