Want this question answered?
Well it had to be by default. the land around was desert, do you could not thrive there. However the river valley was supplied with water and fresh, fertile mud by the Nile and it therefore became a ribbon of life in the desert.
The River Nile flows through the Nile Valley.
It is still the Nile River Valley.
The River Nile
The Nile River
The river Nile.
The Nile River Valley.
Because the river Nile flows through it.
The Nile River Valley and the Indus River Valley.
In the Nile Valley region - see the links below.
Danube River Valley
Mainly the Nile River Valley and the Nile River Delta.