Region
United States
240
Washington (D.C.)
10
Alaska
3
Colorado
3
Florida
3
Minnesota
3
Baudette
2
California
2
Dutch John
2
Miami
2
Utah
2
Developing countries
1
Gulf States
1
Manzanar National Historic Site (Calif.)
1
Puerto Rico
1
Superior National Forest
1
Ventura
1
Washington Metropolitan Area
1
West (U.S.)
1