Cathedral of San Antonio

…medieval churches are the former Cathedral of San Antonino, incorporating an 11th-century facade and elements of the 13th- and 14th-century construction; the restored San Savino (consecrated 1107), with unusual 12th-century floor mosaics; San Francesco (begun 1278); San Sisto (1499–1511), the original home of Raphael’s painting “Sistine Madonna”; and Santa Maria…