Region
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Appalachian Region
17
Israel
17
Middle West
17
Nigeria
17
Oklahoma
17
Oregon
17
Pakistan
17
Afghanistan
16
Northwest, Pacific
16
Tanzania
16
Africa, West
15
Colorado
15
Ghana
15
Philadelphia (Pa.)
15
Ukraine
15
British Columbia
14
Chicago
14
Guatemala
14
Iran
14
Seattle (Wash.)
14
Amsterdam
13
Arab countries
13
Arizona
13
Iraq
13
Jamaica
13
Montgomery (Ala.)
13
Paris
13
Thailand
13
Turkey
13
Yellowstone National Park
13
Everest, Mount (China and Nepal)
12
Haiti
12
Indiana
12
Iowa
12
Montgomery
12
North Atlantic Ocean
12
North Pole
12
Peru
12
Philippines
12
Polar regions
12
Rhode Island
12
Switzerland
12
West Virginia
12
Arkansas
11
Austria
11
Central America
11
Miami (Fla.)
11
Zimbabwe
11
20th century
10
Amazon River Region
10
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