The Paris-centered urban agglomeration, Northwestern Europe

　　The Paris-centered urban agglomeration, Northwestern Europe

Area: 145,000 square kilometers

Population: 46 million

The Paris-centered urban agglomeration in Northwestern Europe mainly includes Paris in France; Amsterdam, Rotterdam and the Hague in the Netherlands; Antwerp and Brussels in Belgium; and the city of Cologne in Germany. It also includes many other cities, 40 of which have a population of over 100,000.