Region
United States
269
Colorado
29
Montana
5
Developing countries
4
California
3
Appalachian Region
2
Arizona
2
Europe
2
Georgia
2
Great Plains
2
India
2
Louisiana
2
Michigan
2
Ohio
2
Phoenix
2
Washington (D.C.)
2
Afghanistan
1
Africa
1
Alaska
1
Asia
1
Brazil
1
Connecticut
1
European Union countries
1
Fayetteville
1
France
1
Hawaii
1
Hot Springs
1
Korea (North)
1
Marshall Islands
1
Minnesota
1
New Orleans
1
Nigeria
1
North Carolina
1
Pakistan
1
Paris
1
Pennsylvania
1
Puerto Rico
1
Sault Sainte Marie
1
South Dakota
1
Switzerland
1
Texas
1
Utrōk Atoll
1
Ventura County
1
Washington (State)
1