The Long Ships or Red Orm (original Swedish: Röde Orm meaning Red Orm, lit. Red Serpent or Red Snake) is an adventure novel by the Swedish writer Frans G. Bengtsson. . The narrative is set in the late 10th century and follows the adventures of the Viking Röde Orm - called "Red" for his hair and his temper, a native of Scania. https://en.wikipedia.org/wiki/The_Long_Ships