Björn Ironside was the son of the Danish/Scandinavian king Ragnar Lodbrok and he had the brothers Hvitserk, Ivar the Boneless and Sigurd Snake-in-the-Eye, and the half-brothers Eric and Agnar. Björn and his brothers conquered all of Sweden. When Ragnar died Björn Ironside inherited Sweden. He had two sons, Refil and Erik Björnsson, who became the next king of Sweden. Photo from the series "Vikings".
Viking Ragnar Lothbrok is a young farmer and family man who is frustrated by the policies of Earl Haraldson, his local chieftain who sends his Viking raiders east to the Baltic states and Russia, whose residents are as poor as the Norsemen. Ragnar wants to head west, across the ocean, to discover new civilizations. With assistance from his friend Floki, Ragnar builds a faster, sleeker fleet of boats to help him make it to the Western world.