Tveit was municipality of Norway from 1837 until 1964, but is now a part of Kristiansand and host to the city's airportKjevik. Tveit occupies the mouth of the riverTovdalselva (also known as Topdalselva) and was the birthplace of Norwegian-AmericanaviatorBernt Balchen. A municipality or general-purpose district (compare with: special-purpose district) is an administrative local area generally composed of a clearly defined territory and commonly referring to a city, town, or village government. ... County Vest-Agder District Sørlandet Municipality NO-1001 Administrative centre Kristiansand Mayor (2004) Jan Oddvar Skisland (KrF) Official language form BokmÃ¥l Area - Total - Land - Percentage Ranked 287 277 km² 259 km² 0. ... Kristiansand Airport, Kjevik is situated northeast of the city Kristiansand. ... River upstream of an Australian trout farm A river is a large natural waterway. ... The Norwegian-Americans are an ethnic group in the United States. ... An aviator is a person who flies aircraft for pleasure or as a profession. ... Bernt Balchen, D.F.C., (23 October 1899 â 17 October 1973), was a Norwegian-American polar (and general) aviation pioneer. ...