The state government of North Rhine-Westphalia is relying on wit and humour as an antidote to Islamist extremism. "Jihadi-Fool" is the name of a new YouTube channel targeting young people. By Louisa WrightMore
In northwestern Mauritania lies Chinguetti, a historic trading post and UNESCO World Heritage Site. The city still has several libraries with Arabic manuscripts – many of them from the late Middle Ages.
