Stock Photo: Basilica of San Giovanni in Laterano, Rome, by Galilei Alessandro, Castelli Francesco known as Borromini, Fontana Domenico, 16th Century, Unknow. Italy, Lazio, Rome, San Giovanni in Laterano Basilica, St John Lateran. Whole artwork. Exterior church San Giovanni in Laterano Basilica facade portico: porch pronaos Gigantic Order coupled Corinthian columns antas: pilasters entablature triangular pediment cornice dentels tympanum: gable fastigium st.