Residents, design experts and transit advocates weigh in on whether Cincinnati should build a function subway in its ...

The Enquirer's investigation on whether Cincinnati's abandoned subway tunnels should be completed yielded mixed responses.

The secret underground tunnels that inspired James Bond author Ian Fleming to create Q's lair look set to be reimagined as an ...

The military wanted to house 600 nuclear-tipped missiles in the two miles of underground tunnels that could eventually be aimed at the Soviet Union. No one even suspected the missile were on ...

While NYC’s cow tunnels are perhaps the most famous, they were not unique to the metropolis. Around the world, farmers and ...

Below the streets of New York is a dark and dangerous world hidden in the shadows of abandoned subway tunnels and miles of forgotten infrastructure. When a young documentary filmmaker goes into ...

Nestled within South Africa's mountains lies a 149-year-old tunnel, a historic gem waiting to be unearthed. Constructed in 1876, the Hex River Tunnel is thought to be the oldest railway tunnel ...