6. Zodiac Killer
Ever wondered if a man can boast of killing people and never get caught? That is the Zodiac Killer – a renowned serial killer, known for contacting the police and sending them ciphered notes in a way of teasing and taunting them. This guy would always brag about how many people he had murdered without leaving any clues. That was how he came about the alias “Zodiac Killer”. The Californian police tried all they could but to no avail, even though he’d committed thirty 37 murders!.
