The zodiac killer managed to taunt police and media alike almost goading them into responding to him. He has never been caught although recent blogs suggest that they have proven who he really was, but have they?

Madeleine McCann went missing in 2007 at the age of 3. She disappeared so completely and so easily that it left a gaping hole in understanding of how it could possibly happen. She has never been found, and there have never been any new clues until a man was arrested for another crime. Is he guilty or is it just media dredging for viewers.

Missing from Portugal since 2007 there has been no sign or information leading to the discovery or recovery of Maddie McCann. Was she Trafficked? Abducted? Murdered? Were her parents involved?

a lighter look at unsolved mysteries that stay in play, as they say there is no smoke without fire

These two mysteries could not be further apart in style but both represent a huge amount of energy put into something that just went poof!!

I lighter look at some interesting mysteries, some may be deliberately set or maybe they are hiding something. We explore cyphers and one of the most intriguing unsolved art thefts in modern history and the Arkansas Bird Deaths. a mystery to behold in all its gory glory.

Last week we looked at the crime itself and the oddities at the initial stages of the so called kidnapping. This week we move on to the witness reports and the investigation as it moved toward an uncertain conclusion without an arrest leaving it ostensibly unsolved.

With so much media attention and a lack of police follow through at the start we can only go back to the beginning without all the hype and see exactly what the police really thought and why they didn't get the killer,

With so much intrigue in this case the information gathered at the time is astounding as it led to the possibility of identifying a man's origins more than 50 years after his death, tonight Drita and Dorothy look at the investigation and hidden mysteries.

how did the mysterious stranger come to be murdered and placed on an Adelaide beach? Why were all the labels off his clothes and belongings removed? Why indeed was he in Australia at all?? Join Dorothy and Drita to find out.