How Did They Build That?

Smithsonian Channel

Thursday 29 December 2022  22:00 - 23:00 (60 mins)
Towers & Roofs. Engineers bend two New York skyscrapers and connect them with a sky bridge 700 feet up; Singapore's 'Hive' is built without a single straight structural support. A canopy in Greece.

How Did They Build That? (Smithsonian Channel) Thursday 29 December 2022 22:00 - 23:00