One of the most infamous heists in the cultural institution’s history was the 1911 theft of the Mona Lisa—when Pablo Picasso numbered among the suspects.

Masked thieves stole priceless jewels from the Louvre on Sunday morning. The Paris museum has suffered a string of successful art heists, dating back to the theft of the Mona Lisa in 1911.

More than $100 million worth of crown jewels was heisted from the Louvre this weekend, but what exactly did the robbers steal?

Museum security concerns rise after the latest Louvre robbery, as experts recall other major art thefts, including the Isabella Stewart Gardner Museum's still-unsolved heist from 1990.

The brazen robbery on Sunday has put a spotlight on security protocols in the sprawling museum, which have been tested over the years by break-ins and thefts.

The Louvre has a long history of thefts and attempted robberies. The most famous came in 1911, when the Mona Lisa vanished from its frame, stolen by Vincenzo Peruggia, a former worker who hid inside the museum and walked out with the painting under his coat.

Museum heists, particularly ones involving historic and valuable items, have shocked the world and inspired mystery and suspicion for more than a century.