What were the four ancient river civilizations?

[Tuesday P]

And can someone give me a link to a map of them?

 

[drgabby93]

Indi (Indus River)
Mesopotamia (Tigris Euphrates)
Egyptians (Nile)
Chinese (Yellow River)

 

[Liz H]

Mesopotamia (Tigris Euphrates)
Egyptians (Nile)
Chinese (Yellow River)
And one in India that I forgot.