Region
- États-Unis (Ouest) 5 results
- West (U.S.)
- West United States
- United States 4 results
- États-Unis 3 results
- North America 3 results
- Amérique du Nord 2 results
- Allemagne 1 results
- Colorado (Col.-Mexique : Fleuve) 1 results
- Colorado River 1 results
- Colorado River (Colo.-Mexico) 1 results
- Colorado River Valley 1 results
- États-Unis (Nouveau Sud-Ouest) 1 results
- Germany 1 results
- Missouri River Valley 1 results
- Missouri, Vallée du 1 results
- New Southwest 1 results
- Nordamerika 1 results
- Northwest, Pacific 1 results
- Pacific Northwest 1 results
- Southwest, New 1 results