A man hijacks a plane, steals $200,000, and parachutes out mid flight, never to be see again. To this day, no one knows who he was or if he even lived to tell the tale. Today we dive deep into the story behind the hijacking committed by D.B Cooper.

In the midst of the United States' involvement in World War 2, a freak incident happens over the skies of Los Angeles that sends the city into a frenzy. Experts say the whole thing was just a false alarm, but was it actually? From the totally reasonable to the truly bizarre, to the extraterrestrial, we'll break down the details in this episode.

Two hikers go missing while hiking the trails of Mount Asahi-Dake in Japan. A search team finds a big SOS sign made out of birch logs in a clearing, and shortly after they find the hikers. However, the hikers claim they didn't build the sign. If so, who did, and are they still are out there?

5 children disappear after a house fire one early Christmas morning. Many assume it was a tragic accident, but members of the family think that maybe it wasn't an accident at all. If that's the case, who took the children? Where are they? Why did they take them in the first place?

These are all questions I'll try to answer today on this installment of Crack The Code.

One of the most prolific serial killers in US history, a man who terrorized the San Francisco Bay area from the late 60s to the early 70s, killing 5 people in the process while claiming to have killed dozens more. A man who to this day has never been identified, and has made many investigators lose sleep at night trying to find his identity. This is the Zodiac Killer, and today we tell his story, and try to figure out who he is, once and for all.

A ship found at sea with no signs of the crew anywhere to be found, making this a rare case of a real life ghost ship. What could've happened to the crew of the Mary Celeste, we may never know.

Three men alone at the lighthouse off the coast of Scotland. One day they were all there, and two weeks later they were gone, never to be seen again. How could this happen?

With little to go on in regards to how they could've disappeared, it's going to be a challenge to figure out just what caused their disappearances. But it's a challenge I'm willing to take on.

Today we discuss the disappearance of a group of 5 men from northern California now referred to as the Yuba County Five. The circumstances surrounding how they went missing are suspicious and indeed strange and mysterious.

What led up to their disappearance and how could it have been prevented? That's what we will try and discuss today.