Clandestine passage under heavily guarded border suggests failures in border security and international cooperation.

Once only indicated through a sketch by Leonardo da Vinci from around 1495, concealed passageways have been discovered ...

A sprawling labyrinth of disused underground spy tunnels central to the James Bond novels could become London’s next ...

Abandoned train tunnels 20 metres below the Sydney CBD have been turned into a historic tourist hotspot after a million-dollar makeover by the Minns ...

Sydneysiders and visitors will get to explore these underground tunnels thanks to a mammoth $1-million restoration project.

Former Fond du Lac Mayor Isaac Brown built the Octagon House in 1856, and it almost didn't survive the 1970s. Here's the history of the house.

Maybe some light at the end of the dark new tunnel for iPhone users, as the Trump administration warns of a “serious vulnerability for cyber exploitation by adversarial actors” if Apple succumbs to ...

The London Tunnels are a mile-long series of underground tunnels built as a deep-level air raid shelter. They’re set to open to the public in 2028.

Located in the 'Empty Diagonal' with no high-speed rail route in, the volcanic stone city has a fascinating story ...

Recent public statements from Donald Trump and Elon Musk question whether the gold stored at Fort Knox is actually there. It ...

We’re venturing even deeper into the secret tunnels beneath the city, pushing past dead ends and splitting off into new, unexplored passageways. As we navigate the dark, eerie corridors, we encounter ...