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,
Community of Madrid of New Castile. The Community of Madrid is the third most populous in Spain with 6,549,979 (2018) inhabitants mostly concentrated in the metropolitan area of Madrid. It is also the most densely populated autonomous community. Madrid's economy is roughly equal in size to that of Catalonia, which remains Spain's largest. Madrid thus has the highest GDP per capita in the country. The territory of the Community of Madrid has been populated since the Lower Paleolithic, mainly in the valleys between the rivers of Manzanares, Jarama, and Henares, where several archaeological findings have been made. Some notable discoveries of the region