Region
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Acadia National Park
21
Byzantine Empire
21
California, Southern
21
Eurasia
21
Kansas
21
Norway
21
Saudi Arabia
21
Vietnam
21
Washington (State)
21
West Indies
21
Yugoslavia
21
European Economic Community countries
20
Alabama
19
Alaska
19
Southwest, New
19
Hong Kong
18
OECD countries
18
Sri Lanka
18
Western countries
18
Afghanistan
17
Africa, West
17
Bangladesh
17
Manitoba
17
Papua New Guinea
17
Portland (Me.)
17
Baltic States
16
Boston (Mass.)
16
Chicago
16
Czechoslovakia
16
Iowa
16
Mississippi
16
Spanish Main
16
Switzerland
16
Bulgaria
15
Earth (Planet)
15
Hong Kong (China)
15
Maine, Gulf of
15
New Mexico
15
Africa, East
14
Antarctica
14
Bosnia and Herzegovina
14
Cameroon
14
Estonia
14
Europe, Western
14
Frankfurt am Main (Germany)
14
Sudan
14
Utah
14
Zimbabwe
14
États-Unis
14
Arkansas
13
more ...