TransCore has been honored with the prestigious International Bridge, Tunnel and Turnpike Association’s (IBTTA) Toll ...

The Boring Company vice president David Buss discusses plans for Nashville in a meeting of the Convention Center Authority on Thursday. Photo: Nate Rau/Axios ...

INDIANAPOLIS — Nearly a football field below the surface of the Citizens Energy Southport Wastewater Treatment Plant is a huge, man-made cavern. By the end of the year, all of the sewage in ...

The Fehmarnbelt fixed link is being constructed to represent the world’s longest underwater immersed rail and road tunnel. Poised for completion in 2029, construction began in 2020 on the Danish side ...

Courtesy of Special Collections & Archives TUNNELS OF TIME: Shown above is 1957 map of the tunnel system below Bowdoin College. The map is found in Special Collections on the third floor of Hawthorne ...

We dive into a bizarre and abandoned metal tunnel system unlike anything we've explored before. Twisting passages, rusted chambers, and unexpected turns kept us guessing the entire way. Follow along ...

More than 150 locations across the Boston tunnel system were inspected over the weekend after a large chunk of concrete fell from the roof of the Prudential Tunnel during the Friday afternoon commute.

BOSTON (WBZ) — More than 150 locations in the Boston-area tunnel system have been inspected after video captured concrete debris falling from the Prudential Tunnel ceiling on Friday. No one was hurt, ...

Downtown Oklahoma City was headed underground in 1973. The million dollar network of tunnels that would link more than a dozen buildings and connect with existing tunnels would be quite the ...

After centuries of speculation, archaeologists in Peru have confirmed the existence of an underground tunnel network, thought to have been built by the Incas. The groundbreaking discovery was found ...