Tucked amidst the towering structures of Cleveland’s University Circle, an old brick house stands as a testament to the ...

The U.S. Drug and Enforcement Agency could hire informants to reveal where Mexican drug cartel tunnel "cover-ups" are located ...

Today, L.A. Metro’s subway tunnels connect some of the city’s most densely populated neighborhoods. There are many other ...

Minister says he is centre of attention at social occasions, with partygoers desperate to know how London Underground works ...

Glasgow Subway has spent nearly £120,000 after passengers complained that its new fleet of trains were too unstable and noisy ...

Tom Wagner, the chairman of Birmingham City, has revealed plans to build an underground tunnel from the city centre to the ...

Brown said DEA and Homeland Security Investigations (HSI) personnel must intensify their investigations into underground tunnels to discover “cover-ups” of the tunnels’ US exits. “Cover-ups” are ...

Environmentalists are worried the state — known for a lax approach to regulation — is not prepared for the added ...

The Underground Railroad wasn’t an actual railroad system, but a network of people and safehouses throughout the United States. The people helping escaped slaves were known as conductors ...

This is $837 million (£685 million) more than previously estimated, it is believed. Melbourne's twin Metro Rail Tunnels will ...

Chennai Metro Rail to monitor vibrations and settlements in tunnels and stations during elevated corridor construction for ...