Grebbe Line
…Netherlands Location Site history Built 1745–1940 In use 1745–1951 Materials Flooded plains, sluices, earth walls, brick, concrete, steel Battles/wars Battle of the Grebbeberg Grebbelinie The Grebbe Line (Dutch: Grebbelinie) was a forward defence line of the Dutch Waterline, based on inundation. The Grebbe Line ran from the…