King Arthur left an ancient trail across Britain. Experts say it offers clues about the truth behind the myth
Editor’s note: Sign up for Unlocking the World, CNN Travel’s weekly newsletter. Get news about destinations, plus the latest in aviation, food and drink, and where to stay. He’s the mythical Celtic warlord who held out against the Anglo Saxon invasion of what would come to be called England. His right-hand man was a wizard, … Read more