13.To learn more about the Vikings, check out our book, History of the Vikings: A Captivating Guide to the Viking Age and Feared Norse Seafarers Such as Ragnar Lothbrok, Ivar the Boneless, Egil Skallagrimsson, and More.
要了解有关维京人的更多信息,请查看我们的书,维京人的历史:维京时代的迷人指南和令人恐惧的北欧海员,如 Ragnar Lothbrok、无骨的 Ivar、Egil Skallagrimsson 等。机翻