By Walt Brown In some cases of royal genealogy, it is hard to believe the claim. For example, some people claim to be descended from Charlemagne, King of the Franks, and Emperor of the West. He lived over 1200 years ago and many people could be related to him, but it would be a miracle if any records had survived through fire, flood, worms, and the fury of the Vikings, the Black Plague, and numerous wars to prove such a claim