Room found in 1758 among the ruins of an ancient villa on the Appian Way at Frattochie, near Albano, from which the ancient manner of heating and cooling rooms was discovered [sectional diagram], tavola 26 b from "Antichità d'Albano e di Castel Gandolfo Descritte ed incise da Giovambatista Piranesi" (Antiquities of Albano and of Castel Gandolfo described and etched by Giovambattista Piranesi)
Giovanni Battista Piranesi Italian
Not on view