ISS043E182401 (05/08/2015) --- A large portion of northern Africa is covered in desert sand as this image from the International Space Station by NASA astronaut Scott Kelly demonstrates. This nearly waterless area is located in the Great Sand Sea of the Libyan Desert and part of western Egypt.

ISS043E284951 (06/04/2015) --- This Earth observation of southwestern Africa was taken by NASA astronaut Scott Kelly of Expedition 43 on board the International Space Station. The image is of the "Namib Sand Sea".

ISS043E182380 (05/08/2015) --- NASA astronaut Scott Kelly aboard the International Space Station captured this desert scene in northern Africa on May 8th, 2015. The area shown is the Calanscio Sand Sea, in northeastern Libya.

ISS043182398 (05/08/2015) --- Another view of the northern African Great Sand Sea, Libyan Desert and western Egypt with orange parallel dunes taken on May 8th 2015 by NASA astronaut Scott Kelly on the International Space Station.

Visit by NASA Administrator, James Bridenstine