Region
United States
1,149
Great Britain
88
West (U.S.)
77
California
57
Soviet Union
55
Colorado
52
France
51
Germany
47
England
44
New York (State)
42
China
35
Texas
31
New York
27
Japan
24
Italy
21
Massachusetts
21
Wyoming
20
Canada
19
Israel
18
Russia
18
Arizona
16
Kansas
15
Mexico
15
Southwest, New
15
India
14
Poland
14
Europe
13
Netherlands
13
New York (N.Y.)
13
Iowa
12
New Mexico
12
Philippines
11
Utah
11
Alaska
10
Iran
10
Montana
10
Alabama
9
Austria
9
Louisiana
9
Maryland
9
Southern States
9
North America
8
Russia (Federation)
8
South Africa
8
Spain
8
Washington (D.C.)
8
Africa
7
Australia
7
Colorado River (Colo.-Mexico)
7
Cuba
7
more ...