HomeAbout HHNKLearning about waterAdultsAdultsWater TreasureThe masterpieces from our water heritage collection are on display in the permanent exhibition Water Treasure. Beetskoog Pumping StationThe historic Beetskoog pumping station in Oudendijk is running for the public on a number of Sundays. Admission is free. App Westfriese OmringdijkOur free app brings to life the traces of the battle against the water with stories, photos and Maps. Did this information help you?YesNo