Akershus Fortress

This entry describes structure of Akershus Castle and Fortress was commenced in 1299 under king Håkon V. It highlights medieval castle, which was finished in the 1300s, had a strategical location at the very end of the headland, and withstood a number of sieges throughout the. It also notes king Christian IV (1588-1648) had the castle modernised and converted into a Renaisssance castle and royal residence. The guide adds that guided tours of the fortress are available to the public in summer, and start at the Fortress Visitor Centre.