Columbia subject headings:
Catania (Italy)--Antiquities, Roman.
Theaters--Conservation and restoration--Italy--Catania.
Theaters--Italy--Catania.
Harvard subject headings:
Catania (Italy)--Antiquities.
Catania (Italy)--Buildings, structures, etc.
Excavations (Archaeology)--Italy--Catania.
Princeton subject headings:
Catania (Italy)--Antiquities.
Catania (Italy)--Buildings, structures, etc.
Excavations (Archaeology)--Italy--Catania.