Akershus Fortress, Akershus Festning, or Akershus Castle, Akershus slott, is a medieval castle that was built to protect Oslo, the capital of Norway. It has also been used as a prison. This fortress is also reknowned to be the host of several ghosts. Akershus Fortress is full of amazing stories. It`s Norway's most important medieval monument, built around 1300. Its overlooking the harbor. The fortress is used today for state occasions. The Akershus Castle contains dungeons, plush upper floors with banquet halls and staterooms, and the chapel used for royal events. Akershus Fortress was begun in 1299 by Håkon V at a time when the Oslo had 3000 inhabitants, five churches and three monasteries. Today, Akershus Fortress covers 67 buildings. The area is the size of fourteen football fields. 900 has his day job here. Seven royals are buried here. In addition, the government stronghold local representation and a popular recreation area on beautiful summer days. Norway's Resistance Museum also known as the Norwegian Home Front Museum is a museum located at the Akershus Fortress in Oslo. The museum collection focuses on Norwegian resistance during the occupation of Norway by Nazi Germany from 1940 to 1945. (Captioned from separate google search results)