The most amazing thing about this story is that we can feel the life story of Genghis Khan. Starting from being the son of a minor chieftain in Mongolia to becoming the ruler of arguably the largest empire in history. His name itself caused so much terror in the minds of the countries he invaded, that most of them just gave him the keys to their kingdoms hoping that he wont kill them all.The book Genghis Khan will tell you the story of the great ruler.