Columbia subject headings:
Lighthouses--Conservation and restoration--Italy--Oristano.
Oristano (Italy)--Buildings, structures, etc.
Oristano (Italy)--Defenses--History.
Torre grande (Oristano, Italy)
Towers--Conservation and restoration--Italy--Oristano.
Harvard subject headings:
Princeton subject headings:
Gran torre d'Oristano (Oristano, Italy)
Oristano (Italy)--Buildings, structures, etc.
Towers--Italy--Oristano.