Columbia subject headings:
Architecture--Italy--Turin--History--17th century.
Piazza Palazzo di città (Turin, Italy)
Turin (Italy)--Buildings, structures, etc.
Harvard subject headings:
Architecture--Italy--Turin.
City planning--Italy--Turin.
Piazza Palazzo di città (Turin, Italy)
Plazas--Italy--Turin.
Turin (Italy)--Buildings, structures, etc.
Princeton subject headings:
Architecture--Italy--Turin.
City planning--Italy--Turin.
Piazza Palazzo di città (Turin, Italy)
Plazas--Italy--Turin.
Turin (Italy)--Buildings, structures, etc.