Stock Photo: Basilica of San Clemente in Rome, by Unknown, 1108, 12th Century, Unknow. Italy, Lazio, Rome, San Clemente Basilica. Front view facade St Clement portico: porch Ionic columns arches surmounted by entablature upper order marked by Corinthian pilasters and closed by a pediment volutes connecting two orders bell-tower four-sided portico.