Columbia subject headings:
Harvard subject headings:
Hadrian's Villa (Tivoli, Italy)
Mosaics, Roman--Italy--Tivoli.
Tivoli (Italy)--Antiquities, Roman.
Tivoli (Italy)--Buildings, structures, etc.
Princeton subject headings:
Hadrian's Villa (Tivoli, Italy)
Hadrian, Emperor of Rome, 76-138--Homes and haunts--Italy--Tivoli.
Italy--Antiquities, Roman.
Mosaics, Roman--Italy--Tivoli.
Palaces--Italy--Tivoli.
Pavements, Mosaic--Italy--Tivoli.
Tivoli (Italy)--Buildings, structures, etc.