The Museo Madre is located in the Palazzo Donnaregina, right in the old town centre. The museum was inaugurated on June 11th 2005, but its finalization occured in 2007 with the expansion of the exhibition spaces by the Portuguese Architect Alvaro Siza. The permanent collection boasts the artworks of internationally well-known artists such as Andy Warhol, Alberto Burri, Lucio Fontana, Robert Mapplethorpe, Francesco Clemente, Jannis Kounellis, Giulio Paolini, Richard Serra, Jeff Koons, Richard Long, Rebecca Horn, Alfredo Pirucha, Domenico Paladino, Piero Manzoni.