The Randstad  is a conurbation in the Netherlands. It consists of the four largest Dutch cities (Amsterdam, Rotterdam, The Hague and Utrecht), and the surrounding areas. With a population of 7,100,000 it is one of the largest conurbations in Europe [b], comparable in size to Milan or the San Francisco Bay Area and covers an area of approximately 8287 km². The Randstad's main cities are Almere, Amersfoort, Amsterdam, Delft, Dordrecht, Gouda, Haarlem, Leiden, Rotterdam, The Hague (Den Haag in Dutch), Utrecht, and Zoetermeer. Other centres include Alphen aan den Rijn, Amstelveen, Barendrecht, Capelle aan den IJssel, Hilversum, Hoofddorp, Hoek van Holland, Houten, Katwijk, Leidschendam, Maassluis, Nieuwegein, Oostzaan, Purmerend, Rijswijk, Schiedam, Spijkenisse, Vlaardingen, Voorburg, Zeist and Zaanstad.