created a 365-day calendar by using astronomy.
The River Nile flows through the Nile Valley.
Nasser's major achievements were the construction of the Aswan High Dam, which begun in 1956 , and that was to control the flooding of the Nile River .
It is still the Nile River Valley.
The River Nile
The Nile River
The river Nile.
Nothing
The Nile River Valley.
Because the river Nile flows through it.
Nile River
The Nile River Valley and the Indus River Valley.
1) The Nile River Valley 2) The Indus River Valley 3) The Wei-Huang Valley 4) The Ganges River Valley 5) Mesopotamia 6) Mesoamerica 7) West Africa