Columbia subject headings:
Pantheon (Rome, Italy)
Rome (Italy)--Buildings, structures, etc.
Rotundas--Italy--Rome.
Temples--Italy--Rome.
Harvard subject headings:
Architecture--Italy--Rome--Conservation and restoration.
Pantheon (Rome, Italy)
Rome (Italy)--Buildings, structures, etc.
Rotundas--Italy--Rome.
Temples--Italy--Rome.
Princeton subject headings:
Pantheon (Rome, Italy)
Rome (Italy)--Buildings, structures, etc.