Region
Louisiana
6
Mississippi River Valley
Mississippi River
2
Allegheny River Valley (Pa. and N.Y.)
1
Canada
1
Florida
1
Louisiane
1
Mississippi (Fleuve)
1
Missouri River
1
Monongahela River Valley (W. Va. and Pa.)
1
Niagara Falls (N.Y. and Ont.)
1
Niagara, Chutes du (N.Y. et Ont.)
1
Ohio River
1
Ohio River Valley
1
West Indies, French
1