Trondheim 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, although the fourth largest urban area. It is the third largest city in the country, with a population (2013) of 169,972 inhabitants within the city borders. Trondheim lies on the south shore of Trondheim Fjord at the mouth of the River Nidelva. The city is dominated by the Norwegian University of Science and Technology (NTNU), the Foundation for Scientific and Industrial Research (SINTEF), St. Olavs University
Trondheim to replace the ferry have been planned, but none have begun construction. Trondheim also boasts the northernmost (since closure of Arkhangelsk tram in 2004) tramway line in the world: the Gråkallen Line, the last remaining segment of the Trondheim Tramway, is an route (which is mostly single-track outside the innermost parts of the city; except the stretch between Breidablikk and Nordre Hoem stations) which runs from the city centre, through the Byåsen district, and up to Lian, in the large recreation area Bymarka. Trondheim boasts the world's only bicycle lift, "Trampe". The bus network, operated by AtB, runs throughout most