On August 14, 2005, a deadly series of errors and mishaps doomed Helios Airways Flight 522.

Helios Flight 522 turned into one of aviation’s most haunting disasters when a Boeing 737 flew on autopilot in total radio ...

On the surface, Helios Airways flight 522 seems ominous, as if it had been done on purpose. Why else would oxygen masks have been deployed with no move to descend to a breathable altitude? Why else ...

One of the most eerie and strange plane crashes in aviation history, known as the "Greek Ghost Flight", resulted in the death of all 121 passengers and crew and remains shrouded in mystery. Helios ...

One of the most disturbing plane crashes in aviation history saw fighter jets launching into the sky in a frantic attempt to save those aboard - while they followed the craft, they witnessed a flight ...

One day after the crash of Helios Airways Flight 522 outside Athens, Greece, aviation experts pointed to a loss of cabin pressure as the likely cause of the disaster that killed all 121 people aboard.

The history of aviation has seen many strange and shocking plane crashes but there are few that are as mysterious as the fate of Helios Airways Flight 522. It became known as the "Greek Ghost Flight" ...

A lack of oxygen in the cabin incapacitated Helios Airways Flight 522's crew, and the plane eventually crashed into a mountain after running out of fuel.

One of the most eerie plane crashes in aviation history saw fighter jets scramble into the sky in a desperate attempt to save those on board - and while they trailed the plane, they witnessed a flight ...