Columbia subject headings:
Italy--History--1268-1492.
Italy--History--476-1268.
Via Romea Imperiale (Germany and Italy)
Harvard subject headings:
Christian art and symbolism
Christian art and symbolism--Italy--Medieval, 500-1500
Christian pilgrims and pilgrimages--Italy--History--To 1500.
Church architecture--Italy.
Geography, Ancient
Geography, Medieval--Italy.
Painting, Medieval--Italy.
Roads--Italy, Northern--History.
Via Romea di Stade (Germany and Italy)--History.
Princeton subject headings:
Italy--History--1268-1492.
Italy--History--476-1268.
Via Romea Imperiale (Germany and Italy)