Marseille is France’s largest port with several ferries and cruises coming in and out each year. You will need to get a taxi or book a private vehicle to explore the sights in the interiors of the city. Architecture is at the crux of your trip to Marseille. Aix, Avignon, Arles and the Camargue and Cassis will be the highlights of your tour. Explore the Old Port and Old Town if you have a half a day to spare.