Mythical Figures That May Actually Have Existed

Heroes and their stories come in all shapes and sizes, but the best ones are always larger than life. So much larger, in fact, that we've come to accept that some of our most heroic stories are probably nothing more than legends. Or are they? There are some people and stories in history whom we assume are about as real as Superman and his exploding planet. But in fact, plenty were likely not only real, but a thousand times cooler than the Man of Steel...