Plage du Lancastria
LES MOUTIERS-EN-RETZ
The soft marshes were formed by the deposition of alluvial deposits (debris of sand, mud and clay transported by watercourses), wh
The Grey Dune at Sion is also known as the Fixed Dune. It lies behind the white dune.
Port-Meleu beach is located further east of Préfailles, in the Port-Meleu district (before Port-aux-Goths and the wild coast).
Ferns, which are very common in this region, have given their name to the commune.