They proposed everything from bringing back the city’s old canal system to building a subterranean ... repurpose Cincinnati's subway tunnels involves turning them into gathering spaces or ...

The three resulting, underground caverns are 500 feet long and almost tall enough to hold a seven-story building ... The sun ...

Take “bat tunnels”, the structures designed to help bats safely navigate developments which recently drew the chancellor’s ...

Tickets are on sale for the Tulsa Foundation for Architecture’s bi-annual Tulsa Underground Tunnel Tours ... of downtown Tulsa’s most iconic buildings. The system was created to allow freight ...

The former tunnel entrances in the buildings' basements have been covered ... I would be surprised if any of them were intact. It's also possible that people have misinterpreted these openings ...

“This whole area belongs to them.” The Sinaloa cartel developed its tunnel-building technique rapidly. Soon Guzmán's organization was constructing massive passages, hundreds of meters ...

What Gianotti wanted to know is whether Elon’s tunneling enterprise The Boring Co. would participate in building tunnels under the space for the new particle collider, which is still just an ...

Thousands of workers are battling the elements to build India's longest tunnel in the Himalayas. But the Zojila tunnel has a greater purpose, as it could be a game changer for India in the country ...

Fort Lauderdale has so far spent $50,000 to research the viability of building twin tunnels from downtown to the beach below Las Olas Boulevard, shown here on Thursday. (Carline Jean/South Florida ...

They proposed everything from bringing back the city’s old canal system to building a ... bring the subway tunnels into the 21st century. The first idea transforms them into vibrant pedestrian ...