In Saint-Malo (Ille-et-Vilaine), it is a challenge that is launched for Saturday, August 15, 2026. A Malouin, Pierre Arnold, launches a call to build the world's largest low tide sand rampart on the Sillon beach. The realization will then be covered by the sea.
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In Saint-Malo (Ille-et-Vilaine), it is a challenge that is launched for Saturday, August 15, 2026. A Malouin, Pierre Arnold, launches a call to build the world's largest low tide sand rampart on the Sillon beach. The realization will then be covered by the sea.