In this episode the lost capital of Pharaoh Ramesses II. The incredible story of the Siamese brothers who lived in the 19th century and were joined together: they had 21 children. Human cloning: will it be possible to stop it? Tricks to seduce men with beauty through the ages. The 43 wonders of Italy. But to start we will tell you about a man who sacrificed everything, putting not only his life at stake but also that of his collaborators, his wife and even his children, to try to stop a bloodthirsty ferocity, one of the worst dictators who ever existed. This man was a senior German officer and the operation was called Operation Valkyrie.