Trondheim They are all a part of the Diocese of Nidaros, which is based in Trondheim at the Nidaros Cathedral. Many of the churches are several hundred years old, with a couple which were built almost 1,000 years ago. The Roman Catholic Sankt Olav domkirke is the cathedral episcopal see of the exempt Territorial Prelature of Trondheim. The Trondheim Museum of Arts has Norway's third largest public art collection, mainly Norwegian art from the last 150 years. The National Museum of Decorative Arts boasts a large collection of decorative arts and design, including a great number of tapestries from the Norwegian
Trondheim was intended to become the primary future stronghold of the German Kriegsmarine. Today, there are few physical remains of this enormous construction project. The city of Trondheim was established on 1 January 1838 (see formannskapsdistrikt). On 1 January 1864, part of Strinda (population: 1,229) was amalgamated with Trondheim. Then, on 1 January 1893, another part of Strinda (population: 4,097) was transferred to Trondheim. On 1 January 1952, the Lade area of Strinda (population: 2,230) was transferred to Trondheim. On 1 January 1964, a major municipal merger took place: the neighbouring municipalities of Leinstrand (population: 4,193), Byneset (population: 2,049), Strinda (population: