Region
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Allemagne
4
Australia
4
Brownsville (Tex.)
4
Buffalo
4
Buffalo (N.Y.)
4
Camp Pike (Ark.)
4
Chicago
4
Chicago (Ill.)
4
East Asia
4
Eastern Front
4
Fort Bragg
4
Fort Wagner (S.C.)
4
Four Corners Region
4
Lorraine
4
Lorraine (France)
4
Missouri River
4
Morris County
4
Nebraska
4
Netherlands
4
New Guinea
4
New Hampshire
4
Northeastern States
4
Okinawa Island
4
Panama
4
Phillips County
4
Phillips County (Ark.)
4
Alabama River Watershed
3
Apalachicola River Watershed
3
Asia
3
Atlantic Ocean
3
Birmanie
3
Canal Zone
3
Chattahoochee River Watershed
3
Colorado
3
Colorado River (Colo.-Mexico)
3
Coosa River Watershed (Ga. and Ala.)
3
Corregidor Island (Philippines)
3
Council Bluffs
3
Council Bluffs (Iowa)
3
Dakota Territory
3
Dover Region
3
Flint River Watershed
3
Fort Lee (Va.)
3
Fort Union (N.M.)
3
Front occidental
3
Indo-Pacific Region
3
Korea (North)
3
Little Bighorn Battlefield National Monument (Mont.)
3
Middle East
3
Nevada
3
more ...