Columbia subject headings:
Alghero (Italy)--Antiquities.
Dolmens--Italy--Alghero.
Excavations (Archaeology)--Italy--Alghero.
Harvard subject headings:
Princeton subject headings:
Alghero Region (Italy)--Antiquities.
Excavations (Archaeology)--Italy--Alghero Region.
Nuraghi culture--Italy--Alghero Region.
Nuraghi.