Mauritania The Sahel is a semi-arid west to east belt across Africa between the Sahara Desert to the north and southern Africa. It also lies across parts of Senegal, Algeria, Nigeria, Cameroon, Central African Republic, Sudan, South Sudan, Eritrea and Ethiopia.
What country in North Africa, bordered by Tunisia, Libya, Niger, Mali, Mauritania, Western Sahara, Morocco and the Mediterranean Sea, is the largest country on the Mediterranean, on the African continent and in the Arab world?