epa05730963 Men look at a painting by US artist Sam Francis at the Barberini Museum in Potsdam, Germany, 19 January 2017. After several years of construction, the museum built on the site of the Barberini Palace in the Old Market Square will open this week exhibiting pieces of the museum's patron Hasso Plattner's collection as well as special exhibitions ranging from the Old Masters to contemporary art with a focus on impressionism. EPA/OLIVER WEIKEN