Timeline

Heritage classified

Key figures

Origin and history

The cellars of Landéan constitute a remarkable 12th century underground building, located in the municipality of Landéan, Ille-et-Vilaine (British). This monument is distinguished by its vaulted hall of 15.08 meters long, 6.31 meters wide and 4.22 meters high, supported by eleven arches in the middle of the hangar. Entered, it is accessible by two perpendicular stairs and has a central sigh as well as a sump dug in the ground. Its location, south of the village, between the departmental road 177 and the federal forest of Fougères, makes it a site both isolated and strategic.

The construction of the cellars is attributed, without absolute certainty, to Raoul II de Fougères (circa 1128–194), a local Baron whose influence marked the region in the 12th century. Ranked among the historical monuments since 1862 — alongside the Château de Fougères and the Abbey of Saint-Sauveur de Redon — this site could be a vestige of the Château de la Foreterie. Its underground architecture and arch arch vault illustrate medieval construction techniques, while its exact function (storage, refuge or seigneurial use) remains debated.

Cellars are distinguished by their state of conservation and early classification, demonstrating their heritage importance. Their integration into the forest landscape and their proximity to other historical sites in Fougères (such as the castle) suggest a network of constructions linked to local feudal power. Today, the monument remains a rare example of medieval underground civil architecture in Brittany, accessible although its current use (visits, events) is not specified in the available sources.

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