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How Did They Build That?
S4, EP3 "Speedcore & Steambend"Peek inside a cloud-inspired library in Canada that's built over a live railway; see how clever engineering helped a huge Seattle skyscraper go up without harming its iconic neighbour, then cross an Australian bridge that floats above a busy river.
How Did They Build That?
S1, EP8 "Arctic Modules & Auditoria"The engineering secrets behind a mobile research station in Antarctica, a gravity-defying concert hall on the Canary Islands, and a rotating boat lift in Scotland.
How Did They Build That?
S4, EP7 " Summit & Submerge"Building an eco-friendly visitor center in the permafrost on Colorado's Pikes Peak tests the team. A museum is constructed in a disused dry dock that's in danger of collapse.
Air Crash Investigation
S25, EP2 "Running on Empty"Air Tahoma Flight 185, an overnight cargo flight from Memphis, Tenn., approaches its final destination, Cincinnati.
Air Disasters
S18, EP17 "Lost"Investigators struggle to determine why a 757 strayed off course during its final approach to a Colombia airport and crashed into a mountain.
Air Disasters
S19, EP7 "Dream Flight Disaster"When a British tycoon and his family die in a 2017 Australian seaplane crash, investigators spend over two years searching for the reason behind the tragedy.
Air Disasters
S8, EP8 "Accident or Assassination"A plane carrying Mexico's interior minister crashes into Mexico City's financial district.
Air Disasters
S23, EP6 "Reckless Approaches"A twin-engine jet slams into an Ohio apartment building in a tragic perfect storm, raising questions about speed, power, and fatigue; a turboprop crash exposes an industry-wide issue; at Guantánamo Bay, a cargo plane goes down near the Cuban border.
Air Disasters
S24, EP10 "Deadly Directive"When Ethiopian Airlines Flight 302 crashes shortly after takeoff, the catastrophe leads to the grounding of the entire Boeing 737 MAX 8 fleet.
Air Disasters
S25, EP1 "Pacific Ditching"Just after takeoff from Honolulu, TransAir Flight 810 loses power and ditches in the Pacific; both pilots survive, blaming dual engine failure-but when the Boeing 737 is recovered, the wreckage reveals a different cause.
Air Crash Investigation
S25, EP2 "Running on Empty"Air Tahoma Flight 185, an overnight cargo flight from Memphis, Tenn., approaches its final destination, Cincinnati.
Air Disasters
S23, EP2 "Fight to the Finish"Three flight crews face impossible odds: a Boeing 707 loses engines over the Alps as fire spreads, Air Astana 1388 goes out of control over Portugal, and a bomb on PA 434 severs control cables and blasts a hole in the fuselage.
Air Disasters
S20, EP13 "VIP on Board"Airplane crashes involving high-profile passengers put added pressure on investigators.
Air Disasters
S7, EP7 "Out of Sight"In one of the world's busiest airports, a large passenger plane crashes into a smaller one; a 1986 midair crash between planes near Los Angeles brings attention to disturbing congestion at airports.
Air Disasters
S20, EP14 "Lapse in Security"Three aviation disasters are all linked to breakdowns in vital security measures.
Air Disasters
S19, EP9 "Delivery to Disaster"Investigators race to uncover why an Amazon cargo plane inexplicably nosedived into a swamp outside of Houston, Texas, in 2019.