Netherlands, Amsterdam, the Stenen Hoofd with the Westerdoks Island (Westerdokseiland) and IJdock (IJdok). The Stenen Hoofd is a former port pier worn by 11,000 piles, on the head of the island the foundation of a former hangar is still visible..© 2 sept 2018 Marco van Middelkoop/Aerophoto-Schiphol