Region
United States
5
France
4
Germany
4
India
3
Great Britain
2
Poland
2
Russia (Federation)
2
Austria
1
Boston
1
Cambridge
1
Chichén Itzá Site (Mexico)
1
China
1
Cyprus
1
Czechoslovakia
1
Denmark
1
Detroit
1
Detroit (Mich.)
1
Dunhuang Caves (China)
1
England
1
Estonia
1
Europe
1
Germany (East)
1
Greece
1
Iraq
1
Istanbul
1
Italy
1
Japan
1
Karkūk (Iraq)
1
Latin America
1
Longmen Caves (China)
1
Massachusetts
1
Michigan
1
Naushon Island (Mass.)
1
New York (State)
1
Nueva York (Estado)
1
Nuzi (Extinct city)
1
Oshima-mura (Japan)
1
Ōshima-mura (Fukui-ken)
1
Ōshima-mura (Fukui-ken, Japan)
1
Peru
1
Québec (Province)
1
Russian S.F.S.R
1
Soviet Union
1
Spain
1
Sweden
1
Turkey
1
United Kingdom
1
Vatican City
1
Washington (D.C.)
1
Yugoslavia
1
more ...