Watch as we handcraft a one-of-a-kind secret underwater house, complete with a hidden underground passage, using only ...

It is in this great maritime empire, where opulence rhymes with tolerance, that Isabel organizes secret passages for refugees fleeing the Inquisition while Clara falls in love with a Venetian ...

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

Italy's Sforza Castle includes a underground passage that linked the Duke of Milan to his wife’s tomb.

A team from the Norwegian Institute for Cultural Heritage Research has uncovered a long-lost secret passageway from the time of the Great Northern War. The Galärvegen, or ‘Galley Road’, was a ...

Researchers recently uncovered hidden structures beneath Milan's fifteenth-century Sforza Castle, including underground passages and secret walkways that were previously unknown. The findings were ...

Now, after years of restoration and repair, the once-secret hall has reopened to the public. The passageway—known as the Vasari Corridor—connects Florence’s lush Boboli Gardens to the world ...