The life span of people belonging to the ancient civilizations could reach 50,000-100,000 years! We sometimes treat myths, legends and sagas as an invention. However, if we closely observe the cultural heritage of all people living on the planet we may find out interesting facts. For instance, legends of some people living far from each other often describe the same events, probably with slightest differences but still they are the same. Vladimir Shemshuk, a biologist from the Russian city of Perm studied the peculiarity of the folklore and compared it with the history of the planet.