Visit of the salt marsh "La Tenue de Mareil"
Explanations on the construction and operation of the marsh
17 i 18 septiembre 2022Passed
Mairie Les Moutiers en Retz
Explanations on the construction and operation of the marsh. History of salt in the Middle Ages in Baie de Bourgneuf. Presentation of 3 types of Gallic salt ovens - 750 to -100 BC.