A series of underground passages have been found under Sforza Castle in Milan by experts at the city's Polytechnic University ...

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

A sprawling network of secret underground tunnels is being transformed into a major new London tourist attraction. Hidden 40m ...

A vast network of secret underground tunnels beneath central London, constructed during World War II, is set to be transformed into a major tourist attraction by 2028. The London Tunnels project ...

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

A former American military base, said to be used for 'scientific research' but was home to a secret nuclear project, remains ...

Now, new information on the mysterious base has come to light. Camp Century was built in 1959 and was operational for seven ...

Move over cave explorations. Now, it is time to explore deep and dark tunnels for a thrilling experience. As you walk through these old passageways, it is impossible not to feel that these tunnels ...

Last April, Nasa scientist Chad Greene and his crew were flying over Greenland when their radar unexpectedly picked up ...

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 ...