Region
- America 1 results
- Colorado (Col.-Mexique : Fleuve) 1 results
- Colorado River 1 results
- Colorado River (Colo.-Mexico) 1 results
- Colorado River Valley 1 results
- Delaware 1 results
- Delaware River Valley 1 results
- Delaware River Valley (N.Y.-Del. and N.J.) 1 results
- Delaware, Vallée de la (N.Y.-Del. et N.J.) 1 results
- États-Unis 1 results
- États-Unis (Nouveau Sud-Ouest) 1 results
- États-Unis (Ouest) 1 results
- Maryland 1 results
- New Jersey 1 results
- New Southwest 1 results
- New Sweden 1 results
- North America 1 results
- Pennsylvania 1 results
- Pennsylvanie 1 results
- Southwest, New 1 results
- Sweden 1 results
- United States 2 results
- West (U.S.) 1 results
- West United States 1 results
- Western Hemisphere 1 results