Renaissance artist and inventor Leonardo da Vinci drew a series of underground tunnels said to be hidden underneath Milan's ...

They have long been the subject of legends and speculation. Now, it is confirmed that they truly exist. A dozen secret tunnels have been discovered beneath the Sforza Castle in Milan. Scientists ...

An underground tunnel network long rumored thanks to drawings by Leonardo da Vinci under Milan’s Sforza Castle are proven to ...

A labyrinth of tunnels beneath the heart of London is destined for a new lease of life as a tourist attraction with up to ...

Denver’s weed church, zodiac predictions for the Year of the Snake, plus what promises to be London’s most ambitious – and ...

LONDON: Once home to British spies and a secret long-distance telephone exchange, a little-known network of underground ...

"Tulsa Foundation for Architecture Tunnel Tour is one of the most exciting days of the year," said Kuykendall. "We only get to do it twice a year." Kuykendall said the tours are an hour and a ...

A lost sketch by Leonardo da Vinci has led to the discovery of hidden tunnels beneath Sforza Castle, revealing secrets buried ...

One Chicago dished out one of its biggest disasters to date in its 2025 crossover. There was a huge explosion, victims trapped under rubble, and an entire train full of passengers who were under ...