Wikipedia
Saint-Cast-le-Guildo
Saint-Cast-le-Guildo (, Gallo: Saent-Cast-le-Giledo) is a commune in the Côtes-d'Armor department of Brittany in northwestern France. It is port city on the English Channel as it also has a nautical center, the Centre Nautique de Saint- Cast (CNSC) ranked 3rd to 6th in the nation.