In search of answers to the unusual events in their Arizona town, three teens went into the desert hoping to document the incident. They disappeared that night and were never seen again. Now, on the 20th anniversary of their disappearance, unseen footage has finally been discovered, chroniding the final hours of their fateful expedition. From Producer Ridley Scott and based on the shocking true events of March 13th 1997, when several mysterious lights appeared over Phoenix. This unprecedented and inexplicable phenomenon became known as "The Phoenix Lights", and remains the most famous and widely viewed UFO sighting in history.