Columbia subject headings:
Architecture--Competitions--Italy--Grammichele.
Piazza Carlo Maria Carafa (Grammichele, Italy)
Plazas--Conservation and restoration--Italy--Grammichele.
Harvard subject headings:
City planning--Italy--Grammichele--History.
Grammichele (Italy)--Buildings, structures, etc.
Piazza Carlo Maria Carafa.
Plazas--Italy--Grammichele.
Princeton subject headings: