<p>A 45-foot Viking replica longship was set ablaze during the San Diego Comic Convention on July 21 to mark the death of the character Ragnar Lothbrok, from the History Channel’s Vikings.</p><p>Fans of the show gathered by a marina near the convention to watch the funeral pyre go up in flames, as this footage shows. Credit: Instagram/LemonOakTree via Storyful</p><br />