Columbia subject headings:
Gardens--Italy--Grottaferrata.
Villa Grazioli (Grottaferrata, Italy)
Harvard subject headings:
Grottaferrata (Italy)--Description and travel.
Historic gardens--Italy--Grottaferrata--Conservation and restoration.
Historic preservation--Italy.
Villa Grazioli (Grottaferrata, Italy)
Princeton subject headings:
Gardens--Italy--Grottaferrata.
Villa grazioli (Grottaferrata, Italy)