Events
Le 21/09/2024 - Consulter les horaires
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Guided tour
CAYEUX-SUR-MERGo and meet the pebbles of the Bay of the Somme and discover the many facets of their exploitation.
These vast stretches of water, set back from the dunes of the Hourdel headland, are the result of the extraction of pebbles, which are among the richest in the world in silica...