Columbia subject headings:
Historic buildings--Italy.
Historic gardens--Italy.
Harvard subject headings:
Architecture--Italy
Historic buildings--Italy
Historic gardens--Italy.
Historic sites--Italy.
Italy--Description and travel.
Landscape architecture--Italy.
Princeton subject headings:
Architecture--Italy.
Historic buildings--Italy.
Historic gardens--Italy.
Historic sites--Italy.
Italy--Description and travel.
Landscape architecture--Italy.