Region
Europe
Asia
28
United States
28
Great Britain
21
Africa
19
America
18
France
13
Germany
10
China
9
New York
9
New York (State)
9
England
8
Italy
7
Boston
6
Japan
6
Korea (South)
6
Massachusetts
6
Russia
6
South America
6
Kievan Rus
5
Mexico
5
Middle East
5
Spain
5
Netherlands
4
Philadelphia
4
Rome
4
Soviet Union
4
Switzerland
4
Austria
3
Greece
3
Macedonia
3
North America
3
Palestine
3
Pennsylvania
3
Ukraine
3
Vesuvius (Italy)
3
Belgium
2
Canada
2
Dnieper River
2
East Asia
2
Europe, Eastern
2
European Union countries
2
États-Unis
2
India
2
Islands of the Pacific
2
Lapland
2
New York (N.Y.)
2
Niagara Falls (N.Y. and Ont.)
2
Norway
2
Pacific Area
2
more ...