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
Coat of arms of Trondheim "The seal of the citizens of the city of Nidaros". The design of the shield in its present form was made by Haakon Thorsen. Most Norwegian municipalities have a banner of their respective coats of arms as a flag. The flag of Trondheim is instead a red field with the yellow "Trondheim rose". Coat of arms of Trondheim The coat of arms of Trondheim is based on the medieval seal of the city. The seal is probably from the 13th century, but its earliest preserved form is on a document from 1344. The coat of arms was assumed by the