The Galleria Nazionale d'Arte Antica ( GNAA ) , or National Gallery of Ancient Art , is an art gallery in Rome , Italy , located on two sites : the Palazzo Barberini and the Palazzo Corsini .
The Galleria Nazionale d'Arte Antica , or National Gallery of Ancient Art , is an art gallery in Rome , Italy , located on two sites : the Palazzo Barberini and the Palazzo Corsini .