Prof. Mortel: Santa Prassede, Chapel of St. Zeno, 9th century mosaics; Rome (2)
Prof. Mortel: Santa Prassede, Chapel of St. Zeno, 9th century mosaics; Rome (3)
Prof. Mortel: Santa Prassede, Chapel of St. Zeno, 9th century mosaics; Rome (4)
Prof. Mortel: Santa Prassede, Chapel of St. Zeno, 9th century mosaics; Rome (5)
Prof. Mortel: Santa Prassede, Chapel of St. Zeno, 9th century mosaics; Rome (6)
Prof. Mortel: Santa Prassede, Chapel of St. Zeno, 9th century mosaics; Rome (7)
Prof. Mortel: Santa Prassede, Chapel of St. Zeno, 9th century mosaics; Rome (8)
Prof. Mortel: Santa Prassede, Chapel of St. Zeno, 9th century mosaics; Rome (9)
Prof. Mortel: Santa Prassede, Chapel of St. Zeno, 9th century mosaics; Rome (10)
Prof. Mortel: Santa Prassede, Chapel of St. Zeno, 9th century mosaics; Rome (11)
Prof. Mortel: Santa Prassede, Chapel of St. Zeno, 9th century mosaics; Rome (12)
Prof. Mortel: Santa Prassede, Chapel of St. Zeno, 9th century mosaics; Rome (13)
Prof. Mortel: Santa Prassede, Chapel of St. Zeno, 9th century mosaics; Rome (14)
Prof. Mortel: Santa Prassede, Chapel of St. Zeno, 9th century mosaics; Rome (1)
Prof. Mortel: Michelangelo, Moses, with Rachel (left) and Leah (right, from the tomb of Pope Julius II, 1513-15; in San Pietro in Vincoli, Rome (2)
Prof. Mortel: Michelangelo, Moses, with Rachel (left) and Leah (right, from the tomb of Pope Julius II, 1513-15; in San Pietro in Vincoli, Rome (1)
Prof. Mortel: Michelangelo, Moses, detail, 1513-15; San Pietro in Vincoli, Rome (2)
Prof. Mortel: Michelangelo, Moses, detail, 1513-15; San Pietro in Vincoli, Rome (3)
Prof. Mortel: Michelangelo, Moses, detail, 1513-15; San Pietro in Vincoli, Rome (1)
Prof. Mortel: Colosseum, built by Emperor Vespasian, 72-80 (2)
Prof. Mortel: Colosseum, built by Emperor Vespasian, 72-80 (3)
Prof. Mortel: Colosseum, Rome (2)
Prof. Mortel: Colosseum, Rome (1)
Prof. Mortel: Colosseum, built by Emperor Vespasian, 72-80 (4)
Prof. Mortel: Colosseum, built by Emperor Vespasian, 72-80 (5)
Prof. Mortel: Colosseum, built by Emperor Vespasian, 72-80 (6)
Prof. Mortel: Colosseum, built by Emperor Vespasian, 72-80 (1)
Prof. Mortel: Arch of Constantine, Rome
Prof. Mortel: Santa Francesca Romana and the Basilica of Maxentius (4th century), in the Roman Forum
Prof. Mortel: Roman Forum and the Palatine Hill