How Did They Build That? S4E5 backdrop

How Did They Build That? (2021)

S4E5 Ecobuilds & Earthquakes

Aug 24, 2025 Season 4 Episode 5 Documentary

Episode Overview

How Did They Build That? poster

A nine-acre rooftop is added to an airport without disrupting a single flight. In the desert, a museum is buried underground to stay naturally cool. And San Francisco gets its most controversial skyscraper, a tower that locals love to hate.

How Did They Build That? poster
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