The Biesbosch National Park with the Polder Lange Plaat, the drinking water reservoirs de Gijster (l) and Honderd en Dertig. The Biesbosch National Park is an area of freshwater tidal wetlands in North Brabant and is one of the largest national parks of the Netherlands..© 23 sept. 2016 Marco van Middelkoop/Aerophoto-Schiphol