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 ...

They have long been the subject of legends and speculation. Now it is known that they truly exist. Under the Sforza Castle in ...

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

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

Border Patrol agents uncovered a man-made tunnel connecting Ciudad Juárez to El Paso early Thursday, equipped with lighting, ventilation, and wood bracing, U.S. Customs and Border Protection ...