Region
United States
344
Colorado
24
California
12
Pennsylvania
6
South Dakota
6
Indiana
5
Missouri
5
Florida
4
Kentucky
4
Los Angeles
4
Massachusetts
4
New York (State)
4
Arizona
3
China
3
Developing countries
3
Fort Meade
3
Jerusalem
3
Minnesota
3
Montana
3
Riverside County
3
Texas
3
Vermont
3
Burma
2
Colombia
2
Connecticut
2
Iowa
2
Lawrence
2
Michigan
2
North Carolina
2
North Dakota
2
Pittsburgh
2
Rio Grande National Forest
2
South Carolina
2
West (U.S.)
2
Albania
1
Arkansas
1
Augusta
1
Benin
1
Bethesda
1
Blair County
1
Boston
1
Botswana
1
Boundary Waters Canoe Area
1
Boundary Waters Canoe Area (Minn.)
1
Bucks County
1
Burkina Faso
1
Cambodia
1
Caribbean Area
1
Chautauqua County
1
Cochise County
1
more ...