Trondheim is a municipality as well as a city in Norway. It has an interesting history going back to the Viking era and was a trading post for centuries. The Nidaros Cathedral, began construction in 1070 is an important historical building where Norwegian kings were crowned.
There are numerous museums with very interesting collections and artifacts. Trondheim has a lot of music lovers, and many great music venues. The Kristiansten Fortress is an interesting place to visit as well as the Stiftsgarden, the Royal Palace. The island of Munkholmen is a popular tourism spot also, featuring the fortress, and execution place