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How Did They Build That?
S3, EP5 "Heights & Balance"A 1.2-million-square-foot office building balances precariously on a 39-foot wide base in Chicago; a building named Pterodactyl lands on top of a Los Angeles parking garage; the world's longest suspension footbridge.
How Did They Build That?
S3, EP8 "Subways & Sightlines"A sculptural high-rise with rippling balconies breaks the mold in Chicago; Mammoth machines bore 26 miles of tunnels for an underground railroad beneath London's city streets.
How Did They Build That?
S5, EP8 "Wings & Waterlines"Lord Foster's five-winged steel towers cool Abu Dhabi's national museum naturally. Robots 3D-print a steel bridge in Amsterdam & a concrete tower in Switzerland. And in Sydney, engineers pump out the harbour to build a fish market.
Air Disasters
S11, EP10 "The Lost Plane"Investigators struggle to understand the unusual flight path and Himalayan crash site of Thai Airways Flight 311.
Air Disasters
S6, EP7 "Helicopter Down"A helicopter carrying oil workers to an offshore drilling platform crashes.
Air Disasters
S22, EP1 "Time of War"Mistaken identity and hostile fire over enemy territory are among the many risks that pilots face in war zones around the world.
Air Disasters
S2, EP7 "Pilot vs. Plane"Air France Flight 296 fails to regain altitude after performing a fly-by during an air show at Mulhouse-Habsheim Airport.
Air Disasters
S1, EP7 "Explosive Evidence"A bomb explodes on Air India Flight 182 en route from Canada to India causing it to disintegrate over the coast of Ireland.
