Columbia subject headings:
Harvard subject headings:
Canals--France
Canals--France--Pictorial works.
France--Description and travel.
Rivers--France
Rivers--France--Pictorial works.
Waterways--France
Waterways--France--Pictorial works.
Princeton subject headings:
Canals--France--Pictorial works.
Canals--France.
France--Description and travel.
Rivers--France--Pictorial works.
Rivers--France.
Waterways--France--Pictorial works.
Waterways--France.