Geographic Subject
United States
628
India
480
Africa
400
Egypt
297
Africa, Central
226
Ethiopia
225
Morocco
225
Congo (Democratic Republic)
216
Europe
212
Palestine
209
Middle East
205
Africa, West
191
Algeria
190
South Africa
186
Africa, East
150
Africa, North
148
China
144
Sudan
134
Canada
133
Turkey
129
Soviet Union
123
Sahara
119
Italy
118
France
107
Tunisia
102
Iran
92
Great Britain
89
Germany
80
West (U.S.)
77
Asia
71
America
69
Syria
69
California
68
Japan
66
Mississippi River Valley
66
Tanzania
64
Virginia
62
Indonesia
60
Russia
60
Spain
59
Cameroon
57
Nile River
57
Texas
57
Russia (Federation)
56
Kenya
53
Mexico
52
Nigeria
52
Southern States
52
Africa, French-speaking Equatorial
51
Nepal
51
more ...