Little Sahara, Kangaroo Island, South Australia, Australia, Pacific

Caspian Tern (Hydroprogne caspia) at breeding colony on Ile des Oiseaux in the Parc National du Delta du Saloum, UNESCO World Heritage Site, Senegal, West Africa, Africa

Flood waters in Algerian Sahara, at edge of Grand Erg Occidental, south of El-Golea, Algeria, North Africa, Africa

Ripples in sand dunes at Little Sahara on south coast, Kangaroo Island, South Australia, Australia, Pacific

Little Sahara, Kangaroo Island, South Australia, Australia, Pacific

Little Sahara, Kangaroo Island, South Australia, Australia, Pacific

South sudan lutaya primary school, constructed and financed by jesuit refugee services since 2005, yei. lesson taking place in one of the classrooms. some classes have over 100 children. most classes do not have desks or seats. children often bring their own stools to sit on

South sudan saint josephs feast day (may 1st) being celebrated by catholic community in yei. procession

South sudan loka womens association. tailoring workshop. women using sewing machines

South sudan student of lutaya primary school walking to school with her books and stool to sit on as there is usually no furniture in the classrooms. yei

South sudan kings college, yei. a privately run secondary school, which receives help in training teachers from jesuit refugee services

Solar water pumping system in the south of Algeria, Illizi Province, Djanet District, Sahara

Sand dunes, Erg Chebbi, South Morocco, Morocco, Africa

Desert landscape and White Sand Dune, Bau Ba "Vietnamese Sahara", Bao Trang, White Lake, Vietnam, Asia

Sinous dune ridge in the great sand sea south of Siwa oasis, Egyptian Western Desert.