Caption:
Facade and plan of the Byzantine church Hagia Sophia, Istanbul. Sanctuary or Absida 1, Soglia or limit of the nave 2, sacristy or Diaconicon 3, room 4, classroom 5, portico 6,7, Emperors seat 8, altar or Prothesis 9, altar 10, step or Ambon 11, grand dome 12, vestibule 13, Pronaos or Narthex 13, vestibule and atrium 15. Facciata del Tempio di Sancta Sofia. Handcoloured copperplate engraving by Corsi from Giulio Ferrarios Costumes Ancient and Modern of the Peoples of the World, Il Costume Antico e Moderno, Florence, 1826.