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 known that they truly exist. Under the Sforza Castle in ...

A mural commissioned in 1503 for the Palazzo Vecchio in Florence has been the subject of controversy and debate for more than ...

A Louvre expansion that would put La Gioconda in her very own gallery has us envisioning the most mysterious sitter in iconic rooms of art history.