The Société des Historiens du Pays de Retz is celebrating the region’s heritage over the course of a weekend. Step inside some unusual venues that are usually closed to the public and chat with the enthusiasts who keep our heritage alive.
| Period (s) | Start | End | Opening day | Closing day |
|---|---|---|---|---|
| 19/09/2026 - 20/09/2026 | - | - | - | - |
