The Palais Longchamp (French pronunciation: [palɛ lɔ̃ʃɑ̃]) is a monument in the 4th arrondissement of Marseille, France. It houses both the Musée des beaux-arts and the Muséum d'histoire naturelle de Marseille. The surrounding Longchamp Park (French: Parc Longchamp) is listed by the French Ministry of Culture as one of the Notable Gardens of France.