Columbia subject headings:
Harvard subject headings:
Excavations (Archaeology)--Italy--Tivoli.
Hadrian's Villa (Tivoli, Italy)
Palaces--Italy--Tivoli.
Tivoli (Italy)--Antiquities, Roman.
Tivoli (Italy)--Buildings, structures, etc.
Princeton subject headings:
Architecture, Roman--Italy--Tivoli.
Excavations (Archaeology)--Italy--Tivoli.
Hadrian's Villa (Tivoli, Italy)
Tivoli (Italy)--Antiquities, Roman.
Tivoli (Italy)--Buildings, structures, etc.