Geography
United States
210 results
Great Britain
35 results
India
25 results
Australia
23 results
China
21 results
Germany
18 results
New York
18 results
Africa
17 results
California
17 results
France
16 results
New York (State)
16 results
Soviet Union
14 results
Canada
12 results
Israel
11 results
Italy
11 results
Mexico
11 results
England
10 results
Latin America
10 results
Russia
10 results
Brazil
9 results
Japan
9 results
Texas
8 results
Papua New Guinea
7 results
Europe
6 results
Amazon River Region
5 results
Chile
5 results
Iran
5 results
Los Angeles
5 results
Louisiana
5 results
Tennessee
5 results
Africa, West
4 results
Asia
4 results
Berlin
4 results
Iraq
4 results
London
4 results
Middle East
4 results
New Zealand
4 results
Pakistan
4 results
Peru
4 results
Spain
4 results
Taiwan
4 results
Africa, Sub-Saharan
3 results
Arizona
3 results
Burkina Faso
3 results
Colorado River (Colo.-Mexico)
3 results
Cuba
3 results
Ecuador
3 results
Germany (East)
3 results
Indonesia
3 results
Ireland
3 results
more…