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How Did They Build That?

Season 4

2025 · 10 episodes

  1. 1. Space Stations & Super Inventions

    2025-07-27 · 45m

    Lives are on the line creating the International Space Station, a scientific marvel a decade in the making, that changes the way we look at the world.

  2. 2. Medals & Marinas

    2025-08-03 · 45m

    A floating museum honors military heroes in Texas. A sky-park casino balances on six towers. And an office is carved out to protect NYC's High Line.

  3. 3. Speedcore & Steambend

    2025-08-10 · 45m

    A railway-spanning library mimics the clouds. A speed-core skyscraper is built in record time. And a world first bridge inspired by a child's toy.

  4. 4. High Waters & Harsh Winds

    2025-08-17 · 45m

    Apartments hanging 164 feet above the water defy gravity in Amsterdam. A trio of towers shimmer on Chicago's skyline, and museum design is revolutionized in Paris.

  5. 5. Ecobuilds & Earthquakes

    2025-08-24 · 45m

    An airport gets a 9 acre roof without stopping flights. A museum is buried in the desert to keep it cool. And building San Fran's most hated tower.

  6. 6. Shipyards & Slender Builds

    2025-09-07 · 45m

    A 284ft timber tower tests fire safety limits. An old crane tracks is reborn as sleek glass offices. And 28 apartments are stacked on a 21ft plot.

  7. 7. Summit & Submerge

    2025-09-14 · 45m

    A mountain-top centre defies extreme altitude. A stunning museum is sunk into an old dock. And a 600ft tower with floating gardens rises in Singapore.

  8. 8. Facelifts & Scaffolds

    2025-09-21 · 45m

    A museum bends 1,100 glass tubes into a bold facade. A vast atrium rises where the Berlin Wall fell, and a NJ bridge is raised 65ft for huge tankers.

  9. 9. Super Stadiums & Extraordinary Elevators

    2025-09-28 · 45m

    A 70,000 seat stadium defies seismic forces in LA. Malta's 33 story tower twists around old vaults. And an 807ft elevator test tower spirals skywards.

  10. 10. Floating Parks & Upcycled Towers

    2025-10-05 · 45m

    San Francisco's MOMA dramatically triples in size. A skyscraper transforms by smart demolition. And 5 acres of parkland floats above Dallas traffic.

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