How Did They Build That? S4E10 backdrop

How Did They Build That? (2021)

S4E10 Floating Parks & Upcycled Towers

Oct 05, 2025 Season 4 Episode 10 Documentary

Episode Overview

How Did They Build That? poster

The San Francisco Museum of Modern Art has expanded, tripling its original size in a bold architectural move. Meanwhile, an old skyscraper is being taken down piece by piece through a clever process of smart demolition. And in Dallas, five acres of new parkland now hover above bustling traffic, creating a surprising green oasis in the sky.

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