Estimated Value: $50 million
Artists: Pablo Picasso, Salvador Dali, Henri Matisse, and Claude Monet
Location: Rio de Janeiro
During Rio’s annual Carnival celebration in 2006, thieves broke into the city’s Museu Chacara do Ceu and stole numerous art objects, including four masterpieces: “Dance” by Picasso, “Two Balconies” by Dali, “Luxembourg Garden” by Matisse, and “Marine” by Monet. None of the stolen pieces has been recovered.