Ancient Egypt is a civilization.
Ancient Egypt was a civilization of ancient Northeastern Africa , concentrated along the lower reaches of the Nile River in the place which is now the country Egypt . Egyptian civilization followed prehistoric Egypt and coalesced around 3150 BC ( according to conventional Egyptian chronology ) with the political unification of Upper and Lower Egypt under the first pharaoh , Narmer ( commonly referred to as Menes ) . The success of ancient Egyptian civilization came partly from its ability to adapt to the conditions of the Nile River valley for agriculture . Ancient Egypt was an ancient civilization of eastern North Africa , concentrated along the Northern reaches of the Nile River in Egypt .