Trace the routes of centuries-old mariners as you set sail on a roundtrip journey from Barcelona. Visit scenic Marseille and elegant Corsica, birthplace of Napoleon Bonaparte, France’s great emperor. See the UNESCO city of Valletta and delve into the ancient North African cities of Algiers, Tunis and Casablanca. Wander amid Andalusian treasures in Seville, famed for its rhythmic flamenco, and admire the mighty Alhambra palace of Granada.