In the distant and hot Sahara desert, there lived a little camel named Abu. He was an unusual camel because he could talk and dreamed of becoming a great traveler.
A dune is a mound of sand formed by the wind, usually along the beach or in a desert. Dunes form when wind blows sand into a sheltered area behind an obstacle. Dunes grow as grains of sand accumulate. Every dune has a windward side and a slipface.
