Cathedral, 13th to 18th centuries. Cathedral, 13th to 18th centuries. Cathedral, 13th to 18th centuries. Cathedral, 13th to 18th centuries. Bay of Saint-Brieuc. Bay of Saint-Brieuc. Bay of Saint-Brieuc. Cannonball oven, used to heat cannon balls until they are red during the 1790s. Cannonball oven, used to heat cannon balls until they are red during the 1790s. Bay of Saint-Brieuc. Bay of Saint-Brieuc. RennesSaint-Malo Labels