S1 E8 | Mysterious Disappearances

Most disappearances can be explained by either foul play or bad luck. However, there are some cases that defy conventional wisdom. How can a modern jetliner simply drop off radar screens? And why do so many people go missing in the state of Alaska? What really happened to a famous explorer who disappeared deep in the jungles of the Amazon? Could there be strange forces behind these vanishings?