2) The North Sea Protection Works consists of two monumental steps the Dutch took to win their struggle to hold back the sea. Step One — a 19-mile-long enclosure dam built between 1927 and 1932. 3) The immense dike, 100 yards thick at the waterline, collars the neck of the estuary once known as the Zuiderzee.
The Netherlands. The independent country of the Netherlands only dates back to 1815 but the area and its people have a much longer history. Located in northern Europe, just northeast of Belgium and west of Germany, the Netherlands contains 280 miles (451 km) of coastline along the North Sea.
The Delta Works (Dutch: Deltawerken) is a series of construction projects in the southwest of the Netherlands to protect a large area of land around the Rhine-Meuse-Scheldt delta from the sea. The works consist of dams, sluices, locks, dykes, levees, and storm surge barriers located in the provinces of South Holland and Zeeland.