The Coppedè quarter is a complex of Art Nouveau style buildings located in Rome, in the Trieste neighborhood, between Piazza Buenos Aires and Via Tagliamento. The district represents the Art Nouveau ensemble, created by the project of Gino Coppedè from 1917 to 1927. It is composed of eighteen palaces and twenty-seven other buildings organized around the central nucleus of Piazza Mincio.