Gebied
Afghanistan
1
Africa
1
Algeria
2
Baja California (Mexico : Peninsula)
1
Baja California (Peninsula)
1
Barcelona
1
Canada
1
China
2
Croatia
1
Developing countries
1
France
1
Germany
1
Hippo (Extinct city)
2
Iran
1
Italy
2
Jerusalem
1
Mexico
2
New Guinea
1
Padua
2
Padua (Italy)
1
Palestine
1
Spain
3
Switzerland
1
United States
1