Columbia subject headings:
Gardens--Conservation and restoration--Italy--Naples.
Gardens--Italy--Naples.
Palazzo reale (Naples, Italy)
Palazzo reale (Naples, Italy)--In art.
Harvard subject headings:
Gardens--Italy--Naples.
Historic gardens--Conservation and restoration--Italy--Naples.
Landscape architecture--Italy--Naples.
Palazzo reale (Naples, Italy)
Princeton subject headings:
Gardens--Conservation and restoration--Italy--Naples.
Gardens--Italy--Naples.
Palazzo reale (Naples, Italy)
Palazzo reale (Naples, Italy)--In art.