Columbia subject headings:
Hiking--France--Paris Suburban Area.
Paris Suburban Area (France)--Description and travel.
Paris Suburban Area (France)--Social life and customs.
Suburbs--France--Paris.
Harvard subject headings:
Hiking--France--Paris Suburban Area.
Paris Suburban Area (France)--Description and travel.
Paris Suburban Area (France)--Social life and customs.
Suburbs--France--Paris.
Princeton subject headings: