1. 
   Bilma
   (from the article `Ténéré`) ...an extremely hot and dry climate and virtually no plant life. Vast expanses of sand and sand dunes in the southeast are known as ergs, and the ...
   Found op http://www.britannica.com/eb/a-z/b/65
   
   
2. 
   Bilma
   Bilma is an oasis town in north east Niger with a population of around 2,500 people. It lies protected from the desert dunes under the Kaouar Cliffs and is the largest town along the Kaouar escarpment. It is known for its gardens, for salt and natron production through evaporation ponds, date culti...
   Found op http://en.wikipedia.org/wiki/Bilma
   
   

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