The Mona Lisa is considered an artistic masterpiece by the Italian artist Leonardo da Vinci. It has been described as the most recognized, most written about, most sung about, work of art in the world. It is an oil painting of Italian women, Lisa Gherardini. It was painted between 1503 to 1506. Back then, it was acquired by King Francis I of France. Now it's a property of the French Republic on display at Louvre, Paris since 1797.