Region
United States
6
Iran
4
Guatemala
3
New York
3
New York (State)
3
Italy
2
Africa
1
Arctic regions
1
Austria
1
Brussels (Belgium)
1
Carrara
1
China
1
Cuba
1
Detroit
1
Detroit (Mich.)
1
Germany
1
Israel
1
Laos
1
Mexico
1
Michigan
1
Morocco
1
Palestine
1
Rome
1
Rome (Italy)
1
Russia (Federation)
1
Spain
1
Switzerland
1
Zambia
1