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 ...

In a twist worthy of a Renaissance mystery, Leonardo da Vinci's sketches have revealed hidden secrets beneath the Sforza ...

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

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

See, the drawing was of Sforza Castle, and it included depictions of numerous underground tunnels—tunnels that had never been found ... bringing to light unknown walkways and ideas for further studies ...

The castle is free to visit, but if you'd like to peruse any of the museums, admission costs 5 euros (around $5.50) for adults and 3 euros (about $3.50) for young adults ages 18 to 25; youths and ...

"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 ...

One aspect of the three-part story that may have taken some viewers aback, however, were Al Capone's secret tunnels. They were repeatedly referenced throughout, and proved to be play a pivotal role in ...