Region
United States
2,304
Outer space
8
Canada
6
China
5
Japan
5
Great Britain
4
Foreign countries
3
Pacific Area
3
Europe
2
India
2
Latin America
2
Moon
2
Solar system
2
Sun
2
Africa
1
Alaska
1
Arab countries
1
Asia
1
Brazil
1
Colorado
1
English-speaking countries
1
France
1
Germany
1
Great Lakes (North America)
1
Harpers Ferry (W. Va.)
1
Harpers Ferry National Historical Park
1
Luxembourg
1
Mars (Planet)
1
Marshall Islands
1
Middle East
1
Morocco
1
North Carolina
1
Ohio
1
Ohio River
1
Ohio River Valley
1
Poland
1
South Africa
1
Southeast Asia
1
Soviet Union
1
United States Virgin Islands
1
Venezuela
1
Virginia
1
Washington (D.C.)
1