Region
United States
Northwestern States
14
Mississippi River Valley
4
États-Unis
2
États-Unis (Nord-Ouest)
2
Northwest, Old
2
Amérique du Nord
1
ESTADOS UNIDOS
1
Minnesota
1
Mississippi (Fleuve)
1
Mississippi River
1
Mississippi, Vallée du
1
Northwestern states
1
Ohio
1
Ohio River Valley
1
RIO MISSISSIPPI (ESTADOS UNIDOS : VALLE)
1
Southwest, Old
1