Ahmed, 18, is French of Algerian origin. He grew up in the Parisian suburbs. On the benches of the university, he meets Farah, a young Tunisian full of energy recently…

Alone in a small white house on the edge of national road 1, the Trans-Saharan road, which connects Algiers to Tamanrasset crossing the immensity of the desert, Malika, 74, one…