Columbia subject headings:
Architecture--Italy--Viareggio.
Seaside resorts--Italy--Viareggio.
Viareggio (Italy)--Social life and customs.
Harvard subject headings:
Architecture--Italy--Viareggio.
Seaside resorts--Italy--Viareggio.
Viareggio (Italy)--Description and travel.
Viareggio (Italy)--History.
Princeton subject headings:
Architecture--Italy--Viareggio.
Harbors--Italy--Viareggio.
Viareggio (Italy)--History.
Viareggio (Italy)--Social life and customs.