35-38 facts

35. Genghis Khan killed 40 million peopleacross Asia and Europe. 

36. In the 16th and 17th century wealthy Europeans ate corpses thinking they'd cure them of ailments. 

37. They even ate the remains of Egyptian mummies, which tomb raiders risked their lives to steal.

38. In the 15th century Romanian ruler Vlad the Impaler impaled 20,000 Ottoman Turks on long, sharp poles on the banks of the Danube.