sentences:  Koserow was first mentioned in the records in 1347 as "Cuzerowe" (Slavic for "goat" or "blackbird") and is one of the oldest settlements of Wendish origin on the island of Usedom.Koserow church is even older - already in existence by the end of the 13th century; it was built of field stones, has many treasures and is reportedly the oldest church on Usedom's Baltic Sea coast.The history of the village is steeped in legend and even the dreaded pirate, Klaus Störtebeker, reputedly found a secret hiding place in the caves of Streckelsberg.