Known as the “Monster of the Andes”, Lopez, a Colombian serial killer, victim of child abuse, assault and violence in his childhood, was found guilty for murder of staggering 110 girls. He later confessed to the murder of 300 more. The nickname “Monster of The Andes” was given to him when he lead the police to the grave of 53 victims, all girls. He was sentenced to only 16 years of imprisonment, according to Ecuadorian law, in 1980. Though can you believe that he was released in 1994 from the psychiatric unit, two years earlier, for “good behavior”. His current whereabouts are unknown.