On the site where St. Victor was martyred in the third century, St. Jean Cassian founded an abbey in the fifth century. The present church, built in the 11th and 14th centuries, stands over an earlier crypt that houses early Christian sarcophagi. 9 am-7 pm. Entrance to the church is free; admission to the crypt is 2 euros. 3 Rue de l'Abbaye (seventh arrondissement), Marseille. Phone 04-9611-2260.