Mont Cassel

50°48′02″N 2°29′18″E / 50.800556°N 2.488333°E / 50.800556; 2.488333

Mont Cassel (Dutch: Kasselberg) is a hill in northern France, in the Nord department. The hill rises to a height of 176 metres (577 ft) above sea level, making it the highest of the Westhoek region. At the top of Mont Cassel is the commune of Cassel (Dutch: Kassel), about 30 kilometres (19 mi) from the North Sea. Its geological composition comprises limestone capped with a very hard ferruginous layer of rock.