Columbia subject headings:
Archaeology, Medieval--Italy--Sorana.
Architecture, Medieval--Italy--Sorana.
Castles--Italy--Sorana.
Pescia Region (Italy)--Buildings, structures, etc.
Sorana (Italy)--Buildings, structures, etc.
Harvard subject headings:
Architecture, Medieval--Italy--Sorana.
Castello di Sorana (Sorana, Italy)
Cities and towns, Medieval--Italy--Pistoia (Province)
Sorana (Italy)--Buildings, structures, etc.
Sorana (Italy)--History.
Sorana (Italy)--Relief models.
Princeton subject headings:
Architecture, Medieval--Italy--Sorana.
Cities and towns, Medieval--Italy--Pistoia Province.
Relief models.
Sorana (Italy)--Buildings, structures, etc.
Sorana (Italy)--History.
Sorana (Italy)--Relief models.