Spanning the area from Senegal to Eritrea, situated between the Sahara to the north and the African tropics to the south, the Sahel region has long faced severe, complex security and humanitarian ...
Cet étrange paysage lunaire de grand intérêt géologique abrite l’un des plus importants ensembles d’art rupestre préhistorique du monde. Plus de 15 000 dessins et gravures permettent d’y suivre, ...
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