Season 15

On Sep 28, 1992 — PIA Flight 268 (Airbus A300): Minutes from landing at Kathmandu, an airliner descends into the mountainous terrain guarding one of the world's most demanding approaches.

On Jan 8, 2016 — West Air Sweden Flight 294 (CRJ-200): On a night mail run over northern Sweden, a cargo jet suddenly dives from cruise, and investigators trace the chaos to a single instrument.

On Aug 24, 1999 — Uni Air Flight 873 (MD-90): The flight to Hualien, Taiwan is routine — until the moment of landing, when the cabin erupts and passengers must escape a burning aircraft.

On Dec 3, 1990 — Northwest Airlines Flights 1482 & 299 (DC-9 & Boeing 727): In dense fog at Detroit, a taxiing DC-9 ends up on an active runway, directly in the path of a jet accelerating for takeoff.

On Aug 16, 2010 — Aires Flight 8250 (Boeing 737): Landing on Colombia's San Andrés Island in a violent tropical storm, a jet touches down short of the runway and breaks apart — yet the story doesn't end there.

On May 18, 2011 — Sol Líneas Aéreas Flight 5428 (Saab 340): A commuter flight vanishes over the Argentine desert at night, and a microscopic filament becomes investigators' first real clue.

On Mar 12, 2009 — Cougar Helicopters Flight 91 (Sikorsky S-92): Ferrying oil workers offshore from Newfoundland, a helicopter crew reports mechanical trouble over the frigid North Atlantic — and the investigation reaches around the world.

On Aug 16, 2015 — Trigana Air Flight 267 (ATR 42): A short hop over Papua, Indonesia ends against a mountainside with no distress call, leaving investigators to work out what the crew never saw coming.

On Nov 29, 2013 — LAM Mozambique Flight 470 (Embraer 190): A flight from Maputo to Luanda goes down in a remote Namibian wilderness, and investigators eliminate cause after cause before reaching a chilling conclusion.

On May 5, 2007 — Kenya Airways Flight 507 (Boeing 737): A nearly new jet departs Douala, Cameroon into a major storm and disappears minutes later — but investigators find the weather wasn't to blame.