The back of Castel Sant' Angelo (Hadrian's mausoleum), in the foreground stacks of cannonballs, Giovanni Battista Piranesi, 1754

The back of castel sant' angelo (hadrian's mausoleum), in the foreground stacks of cannonballs. Object Type: etching print. Date: 1754. Dimensions: height: 439 mm (17.28 in); width: 558 mm (21.96 in). Medium: engraving. Collection: Statens Museum for Kunst. Giovanni Battista Piranesi, Bagsiden af Castel Sant' Angelo Hadrians mausoleum , i forgrunden stabler af kanonkugler, 1754, KKSgb9860-30, Statens Museum for Kunst