Rohan Castle, formerly moated castle, which belonged to the family since the 15th century Landsberg. He became bishop's residence in 1624. The four cardinal de Rohan stay there from 1704 to 1789. Sold as national property during the Revolution, it will be acquired in 1803 by the Brothers Coulaux, who create the Imperial Manufacture d'Armes. It ceased operations in 1870 to be converted factory tooling. Acquired by the municipality in 1962, the castle was restored in the 1980s. A museum will be installed in 1995 in the north wing.
In this context, weapons and architectural elements invite you to discover the rich history of Mutzig. Map of the Empire Coulaux, weapons, armor, guns including the famous "Chassepot" baptismal font from the 13th century, stone emblazoned terminals, coat of arms of noble families of Merovingian objects.