On a small island off the coast of Norway sat the ruins of a 500-year-old castle. The castle’s history was well-known and most of the structure had been extensively studied, but the courtyard hid a ...
Archaeologists used radars to scan the courtyard of Steinvikholm castle and found some mysterious buried ruins, photos show. Screengrab from Ståle Kotte's YouTube video On a small island off the coast ...