For the occasion of the presentation of the monograph “Marco Petrus”, edited by Alessandro Riva (ItalianFactory/Electa 2003), the collector’s room in Palazzo delle Stelline, Milan, is hosting ten large-scale canvases of painted cities, ten visions of Milanese architecture according to Petrus, as well as the video “Upside down” by Marco Zanuso: from reality to painting and back, a journey within the deepest heart of Milan translated into painting, photography, and cinema.