Residence of the Archbishop in Trondheim is the oldest in Scandinavia, well-preserved secular building, built in the second half of the twelfth century Until the reformation in 1537, the building served as the residence of the Archbishop. Currently there is a Museum historic site, which presents archaeological finds such as the pallium of the Archbishop, original sculptures from Nidaros Cathedral and old coins.

In the West wing of the Palace there is a military Museum that tells the history of the Norwegian armed forces until 1945, the Resistance Museum, and a display of Royal regalia. The North wing is currently undergoing a formal event authority.

Annually as part of the summer festival of St. Olaf, the Palace square in front of the residence turns into a stage for theatrical productions and concerts.

From 20 June to 20 August, at the Residence organises guided tours in Norwegian and English.