I had trusted one of the most important auction houses in the world, and at the time, it had not even been reported stolen, ...

invites the reader in to explore the picture.” Dating back to 16th-century Italy, the Mona Lisa by Leonardo da Vinci is the most famous painting in the world. It is also one of the most mysterious.

Visitors observe the painting The Mona Lisa by Leonardo Da Vinci on display in a gallery at Louvre (Getty Images) In an interview with Le Figaro, she said: "My position is very clear - I want ...