Zuidvleugel (Dutch pronunciation: [ˈzœytˌfløːɣəl], literally "south wing") is the band of cities and towns located along the southern wing of the Randstad in the Netherlands. It is that part of the Randstad that is located in the Province of South Holland. This developing conurbation extends around 60 kilometres from Dordrecht to Leiden. The two main focal points are the area around Rotterdam (called Rijnmond) and the area around The Hague (called Haaglanden). With a population of around 3.5 million people, the Zuidvleugel is one of the largest urban areas in Europe.