![Akershus Fortress is a medieval castle that was built to protect Oslo, the capital of Norway. It has also been used as a prison. | Norway, Capital of norway, Oslo Akershus Fortress is a medieval castle that was built to protect Oslo, the capital of Norway. It has also been used as a prison. | Norway, Capital of norway, Oslo](https://i.pinimg.com/originals/2c/5e/bb/2c5ebb8bc8b84ed1e4288c0d46cd00e0.jpg)
Akershus Fortress is a medieval castle that was built to protect Oslo, the capital of Norway. It has also been used as a prison. | Norway, Capital of norway, Oslo
![Oslo, Norway - Sunset View of Medieval Akershus Fortress - Akershus Festning - Historic Royal Residence at Oslofjorden Sea Shore Editorial Photography - Image of nordic, monumental: 179301892 Oslo, Norway - Sunset View of Medieval Akershus Fortress - Akershus Festning - Historic Royal Residence at Oslofjorden Sea Shore Editorial Photography - Image of nordic, monumental: 179301892](https://thumbs.dreamstime.com/b/oslo-norway-sunset-view-medieval-akershus-fortress-akershus-festning-historic-royal-residence-oslofjorden-sea-shore-oslo-179301892.jpg)
Oslo, Norway - Sunset View of Medieval Akershus Fortress - Akershus Festning - Historic Royal Residence at Oslofjorden Sea Shore Editorial Photography - Image of nordic, monumental: 179301892
![A Must See In Oslo - Review of Akershus Castle and Fortress (Akershus Slott og Festning), Oslo, Norway - Tripadvisor A Must See In Oslo - Review of Akershus Castle and Fortress (Akershus Slott og Festning), Oslo, Norway - Tripadvisor](https://media-cdn.tripadvisor.com/media/photo-s/00/12/a7/3a/akershus-castle-and-fortress.jpg)