In December, blasting began for the Extended North Tunnel project to make way for a 300-foot tunnel-boring machine. The ...

Fort Collins police told CBS News Colorado that two people were found deceased in a storm drainage tunnel early Monday ...

The sirens will lure you in and then let you loose – 160 feet above the ground, facing straight down. Cedar Point officials ...

Complicating the Gateway project are the unknowns underground, from an 1800s-era bulkhead supporting Manhattan to a former ...

CSX began the long-awaited Howard Street Tunnel clearance project on Saturday (Feb. 1), when the 8,700-foot tunnel was closed ...

The threat of a trade war between the U.S. and Canada is not over, and it may soon have a direct impact on Detroit and ...

Officials with the Gateway Development Commission say the contractor developed a plan that will save time on the $16-billion ...

A 12th-century tunnel, linked to the Bam dynasty, has been discovered near Gobradi village in Uttarakhand by a mountaineer ...

When it comes to replacing the Tobin Bridge, Boston.com readers think sinking the whole shebang under the Mystic River is the ...

FORT COLLINS, Colo. (KKTV) - Two people were found dead inside a storm drainage tunnel they had taken shelter in. A citizen ...

Built on a limestone foundation, Valletta housed defense systems in deep tunnels during WWII that saved Malta and Allied ...