TV Air Disasters - Season 21 Episode 4 : Sight Unseen Air Disasters - Season 21 Episode 4 : Sight Unseen 8.2/10 by 16 users The world's deadliest mid-air collision and the overall third-deadliest aircraft accident, Saudia Flight 763 and Kazakhstan Airlines Flight 1907 collide in mid-air near New Delhi, India. Details Casts Posters Images Title Air Disasters - Season 21 Episode 4 : Sight Unseen Alternative Titles Mayday: Catástrofes Aéreas First Air Date 2011-05-15 Last Air Date 2026-03-29 Number of Episodes 281 Number of Seasons 25 Genres Documentary, Networks Smithsonian Channel, Casts Stephen Bogaert Plot Keywords , Narrator Stephen Bogaert Episodes List Air Disasters Season 21 :Episode 1 Scratching the Surface Scratching the Surface 2024-09-15 Catastrophic incidents in aviation history are meticulously reenacted, providing insight into what went wrong and if the crashes and near-disasters... Air Disasters Season 21 :Episode 2 Lockerbie Disaster Lockerbie Disaster 2024-09-22 Catastrophic incidents in aviation history are meticulously reenacted, providing insight into what went wrong and if the crashes and near-disasters... Air Disasters Season 21 :Episode 3 Blown Apart Blown Apart 2024-09-29 Catastrophic incidents in aviation history are meticulously reenacted, providing insight into what went wrong and if the crashes and near-disasters... Air Disasters Season 21 :Episode 4 Sight Unseen Sight Unseen 2024-10-06 Catastrophic incidents in aviation history are meticulously reenacted, providing insight into what went wrong and if the crashes and near-disasters... Air Disasters Season 21 :Episode 5 Operation Babylift Operation Babylift 2024-10-13 Catastrophic incidents in aviation history are meticulously reenacted, providing insight into what went wrong and if the crashes and near-disasters... Air Disasters Season 21 :Episode 6 Falling Fast Falling Fast 2024-10-20 Catastrophic incidents in aviation history are meticulously reenacted, providing insight into what went wrong and if the crashes and near-disasters... Air Disasters Season 21 :Episode 7 Lost Lost 2024-10-27 Catastrophic incidents in aviation history are meticulously reenacted, providing insight into what went wrong and if the crashes and near-disasters... Air Disasters Season 21 :Episode 8 Deep Freeze Deep Freeze 2024-11-03 Catastrophic incidents in aviation history are meticulously reenacted, providing insight into what went wrong and if the crashes and near-disasters...