More than 2,600 years ago, the Greeks of the voyage found a seaport - Rashidong Harbour on the French coast today, which was the earliest source of Marseille, the second largest city in France and the largest port city. The famous old port in the center of Marseille is said to be the "old port". In fact, the port is not old at all. Most of its terminal facilities were reconstructed on the ruins after the Second World War. The local people agreed to It is vulgarly called "the old port", and more of it comes from a long-lasting relationship with the place where this generation lived. However, on its shore, it still retains monuments such as St. John's Castle and St. Nicholas' Castle, which were built during the reign of Louis XIV. They are precious monuments worth seeing.