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,
Trondheim city and its citizens were also subject to harsh treatment by the occupying powers, including imposition of martial law in October 1942. During this time the Germans turned the city and its environs into a major base for submarines (which included building the large submarine base and bunker DORA I), and also contemplated a scheme to build a new city for 300,000 inhabitants, "Nordstern" ("Northern Star"), centred southwest of Trondheim, near the wetlands of Øysand in the outskirts of Melhus municipality. This new metropolis was to be accompanied by a massively expanded version of the already existing naval base, which