How Did They Build That? (2021) | All episodes

Cantilevers & Lifts

Release Date: 2021-01-03

Towers & Roofs

Release Date: 2021-01-10

Biomes & Rebuilds

Release Date: 2021-01-17

Viaducts & Hotels

Release Date: 2021-01-24

Supertalls & Firehouses

Release Date: 2021-01-31

Arches & Opera Houses

Release Date: 2021-02-14

Sky Gardens & Seismic Stations

Release Date: 2021-02-21

Arctic Modules & Auditoria

Release Date: 2021-02-28