Columbia subject headings:
Art--Russia (Federation)--Saint Petersburg.
Saint Petersburg (Russia)--Description and travel.
Harvard subject headings:
Historic buildings--Russia (Federation)--Saint Petersburg
Monuments--Russia (Federation)--Saint Petersburg
Saint Petersburg (Russia)--Buildings, structures, etc.
Princeton subject headings:
Historic buildings--Russia (Federation)--Saint Petersburg.
Monuments--Russia (Federation)--Saint Petersburg.
Saint Petersburg (Russia)--Buildings, structures, etc.