This Neoclassicism, cityscape painting titled, The Roman antiquities, t. 2, Plate XXXII. Plan and external view of the tomb of Alexander Severus located outside Porta S. John about a mile from the aqueducts. was made by Giovanni Battista Piranesi in 1756 while at Italy. he was in Rome with Marco Foscarini, the Venetian envoy to the Vatican. He resided in the Palazzo Venezia and studied under Giuseppe Vasi, who introduced him to the art of etching and engraving.