Region
Iraq
United States
7
Syria
4
Euphrates River Watershed
3
Tigris River Watershed
3
Kurdistān
2
Middle East
2
Afghanistan
1
Algeria
1
Babylonia
1
Brazil
1
Burma
1
Burundi
1
Iran
1
Kurdistan
1
Libya
1
Mexico
1
Nahr
1
Nahr (Iraq)
1
Nebraska
1
Nigeria
1
Palestine
1
Persian Gulf Region
1
South Sudan
1
Thailand
1
Turkey
1