The postcard features a stunning sepia-toned image of the Château d'If, a historic fortress located on a rocky island off the coast of Marseille, France. The structure is depicted rising dramatically from the turquoise waters, with its imposing stone walls and lighthouse silhouetted against the sky. The postcard bears the inscription "MARSEILLE - Château d'If," highlighting its significance as a notable landmark. The reverse side is blank, designed for personal messages and addresses, capturing a sense of nostalgia for a bygone era of travel correspondence.