The Fjell Forttress is an old and huge bunker complex built by the Nazis during WWII to defend their invasion of Norway. Gayle and I visited as part of a tour and were super impressed by the complex underground complex that the German's built and manned during the war. They didn't actually finish it, which was surprising considering the size of this place. If you are interested in WW2 and have a spare day, this is a must for you. read more