Nubian Desert, eastern region of the Sahara Desert, c.157,000 sq mi (407,000 sq km), NE Republic of Sudan, NE Africa, between the Nile and the Red Sea. The arid region, largely a sandstone plateau, has numerous wadis flowing toward (but never reaching) the Nile, whose great bends are entrenched in the western part of the region.
"Nubian Desert." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. (February 17, 2018). http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/nubian-desert
"Nubian Desert." The Columbia Encyclopedia, 6th ed.. . Retrieved February 17, 2018 from Encyclopedia.com: http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/nubian-desert