Zhao Mengfu was the preeminent painter and calligrapher of the early Yuan dynasty (1279-1368). His Sheep And Goat scroll is estimated to be worth $100 million.
Courtesy of the Smithsonian Institution
Sculptor and writer Barbara Chase-Riboud is troubled by race-based groupings. She currently has an exhibition of work inspired by Malcolm X at the Philadelphia Museum of Art.
Courtesy of the Philadelphia Museum of Art
Anselm Kiefer's Velimir Chlebnikov, a series of 30 paintings devoted to the Russian philosopher who posited that war is inevitable, is on display at the Massachusetts Museum of Contemporary Art.
Museum director Alex Rueger (L) and Dutch artist Jeroen Krabbe stand in front of Vincent van Gogh's long-lost Sunset at Montmajour at the Van Gogh Museum in Amsterdam. The 1888 landscape painting from the height of the Dutch master's career had been abandoned for years in a Norwegian attic on the belief that it was a forgery.
Lex van Lieshout/AFP/Getty Images