2/3. Casbahs and Corsairs. Chris Stewart continues his journey along the coast of northern Africa by taking a taxi along the Moroccan coast towards Algeria, stopping to meet the fishermen and being followed by drug runners. He visits the vast Algerian Roman city of Tipaza, its neglected monuments gradually slipping under the waves, before moving on to Algiers, recently extricated from a bloody civil war. But the wine flows, the couscous is served and, with the petrol at eight pence a litre, the traffic is lethal. Producer Sarah Jane Hall