Most people exploring a city focus on what’s above ground. But in several cities across the U.S., there's an entirely ...

SEPTA Trolley Tunnel Blitz begins on Friday, July 11, 2025, as maintenance and construction workers work to upgrades to the routes.

The wastewater tunnel has been the works for decades, under construction for five years already, but also under the public's radar, though not for a lack of trying by the county.

The ambitious, $630 million, multiyear Clearwater Tunneling Project had made nearly flawless progress since launching in 2021 ...

An investigation is underway to determine what led to a tunnel, under construction for the Los Angeles County Sanitation ...

An industrial tunnel in Los Angeles collapsed partially. None of those rescued had major injuries, authorities said.

Deep beneath the city of Liverpool is a mysterious set of tunnels that stretch for miles. Who built them? What were they built for? Uncover the secrets of Joseph Williamson, the Mole of Edge Hill.

A wastewater management tunnel under construction collapsed in Wilmington, Los Angeles trapping 27 workers underground. Four ...

Thirty-one workers have been safely removed from an industrial tunnel under construction in Los Angeles after part of it collapsed on Wednesday, the Los Angeles Fire Department said. At such a ...

Five projects are now underway, in North Bergen, at the Hoboken-Weehawken border, on the western edge of Manhattan and in the middle of the Hudson.

Thirty-one men working in a massive underground tunnel in Los Angeles were rescued Wednesday night after a portion of the ...