How Did They Build That? Speedcore & Steambend
Documentary

S4, E3: A cloud-inspired library spans live railway tracks in Canada. A Seattle skyscraper supports an iconic landmark using speed-core for rapid construction. And the world's first tensegrity bridge floats over a river, on a web of cables in Australia.

2025 · 44m

Information

Released
2025
Run Time
44 min
Rated
TV-PG
© 2025 Viacom International, inc.

Languages

Original Audio
English
Audio

English (United States) (⁨Dolby 5.1⁩, AAC)

Subtitles

English (United States) (CC)

Accessibility

Closed captions (CC) refer to subtitles in the available language with the addition of relevant non-dialogue information.