Trondheim of the city and its suburbs. In addition, the Nattbuss (Night Bus) service ensures cheap and effective transport for those enjoying nightlife in the city centre during the weekends. The Nattbus has other prices than ordinary buses. The European route E6 highway passes through the city centre of Trondheim in addition to a motorway bypass along the eastern rim of the city. Trondheim is twinned with: Trondheim Trondheim (; historically Kaupangen, Nidaros and Trondhjem) is a city and municipality in Trøndelag county, Norway. It has a population of 193,501 (4th quarter 2017), and is the third-most populous municipality in Norway,
Geography of the European Union has the lowest birth rate in Europe with 8.221 births per thousand people per year. The European Union is home to more global cities than any other region in the world. Over 16 cities with populations over one million inhabitants, counted in its city proper. Densely populated regions that have no single core but have emerged from the connection of several cities and are now encompassing large metropolitan areas are Rhine-Ruhr having approximately 11.5 million inhabitants (Cologne, Düsseldorf, et al.), Randstad approx. 7 million (Amsterdam, Rotterdam, The Hague et al.), the Flemish Diamond approx. 5.5 million, Frankfurt/Rhine-Main approx. 4 million