Roz-Sur-Couesnon: Polders, Salt Marshes and Bay Views

Roz-Sur-Couesnon can be explored through its polder landscape, salt marshes and the history of sea salt production. Open landscapes and cultural and historical points of interest complement each other here: Les herbus are a natural coastal area shaped by the tides; Les Quatre Salines evokes former salt works, while La Maison des Polders focuses on the development of the bay. When planning your stay, you can choose to focus on the landscape, its history, or both.

Salt Marshes and Tides

Les herbus are flat, natural salt marshes near the sea, with low-growing vegetation. They are flooded with salt water at high tide. The influence of the tides is therefore an essential feature of this type of landscape. To help you find your bearings, it is useful to distinguish them from the polders: Les herbus are natural salt marshes affected by the tides, while the Circuit des Polders No. 8 runs through the polders. If you would like to explore the landscape around Roz-Sur-Couesnon, you can choose between the salt marshes, the polder route and views across the bay.

Les Quatre Salines and the History of the Salt Works

Les Quatre Salines is associated with former sea salt production facilities dating from the 18th and 19th centuries. The village also symbolizes the entrance to the polders. This brings together two distinct aspects: the history of sea salt production and the village’s symbolic role as a gateway to the polder landscape. For a history-focused stay, its connection to both centuries is a specific point of reference. Les Quatre Salines can also be considered a destination in its own right, alongside the natural, tide-shaped salt marshes.

La Maison des Polders

La Maison des Polders is a museum space in a fully restored 17th-century building. Models, display panels and a screening room explain the development of the bay. The Maison thus combines a historic location with information about a specific subject: the development of the bay. Both levels of the museum are accessible to people with reduced mobility. If you have specific mobility requirements, we recommend confirming the accessibility arrangements before your visit.

Polder Route and Panoramic View

The Circuit des Polders No. 8 runs through the polders and leads to the Balcon de la Baie, which offers views across the Bay of Mont-Saint-Michel. The Jardin panoramique de la Baie is also called the Balcon de la Baie and offers views of the polders, the dikes and the foreshore. This distinguishes two specific interests: the Circuit is the route through the polders, while the Jardin is a viewpoint encompassing several landscape features. If you are mainly interested in exploring the polder landscape, the route is the main attraction. For views of the surrounding area, the polders, dikes and foreshore are the features described.

A Break at La Maison des Randonneurs

La Maison des Randonneurs offers passing hikers and groups a freely accessible garden, a room with tables and chairs for a sheltered picnic, and toilets. Access may require a reservation. If you plan to use the sheltered picnic room, take this possible reservation requirement into account.

Discover More Destinations

Discover more destinations: Vezin-Le-Coquet, Mellé, Rennes, Quédillac, Saint-Père, Piré-sur-Seiche, Vendel, Saint-Rémy-Du-Plain

For the broader travel guide: Ille-Et-Vilaine.