Columbia subject headings:
Grotto of Tiberius (Sperlonga, Italy)
Sculpture, Greek--Italy--Sperlonga.
Sculpture, Roman--Italy--Sperlonga.
Sperlonga (Italy)--Antiquities.
Harvard subject headings:
Princeton subject headings:
Grotto of Tiberius (Sperlonga, Italy)
Sculpture, Greek--Italy--Sperlonga.
Sculpture, Roman--Italy--Sperlonga.
Sperlonga (Italy)--Antiquities.