Columbia subject headings:
Rome (Italy)--Antiquities.
Rome (Italy)--Description and travel.
Harvard subject headings:
Christian pilgrims and pilgrimages--Italy--Rome.
Legends--Italy--Rome.
Monuments--Italy--Rome--Guidebooks.
Pilgrims and pilgrimages--Italy--Rome.
Rome (Italy)--Guidebooks.
Princeton subject headings:
Rome (Italy)--Antiquities.
Rome (Italy)--Description and travel.
Rome (Italy)--Pictorial works.