Facade of the Duomo of Orvieto depicting purgatory and hell. By Lorenzo Maitani (c. 1320-30) September 29, 2010 506 × 337 Facade of the Duomo of Orvieto depicting purgatory and hell. By Lorenzo Maitani (c. 1320-30) Italy, Umbria, Orvieto, stone carving on the Duomo, close-up