Is How Did They Build That? coming back?
How Did They Build That? (2021–present) on Smithsonian Channel
About How Did They Build That?
How Did They Build That? is currently between seasons. The show last aired its most recent episode on October 5, 2025, and there is no confirmed return date.
This series, which premiered on January 3, 2021, explores the world of extraordinary architecture and engineering. It examines how some of the most ambitious structures around the globe were constructed, from towering skyscrapers to innovative bridges and lifts. The show delves into the design secrets and incredible stories behind these feats of engineering, aiming to answer the question: How Did They Build That?
The program is a documentary series that began in 2021 and has aired four seasons so far. It features the narration of Scott Rummell and has a runtime of 60 minutes per episode. The series showcases the creativity and technical skill involved in building structures that often seem to defy gravity and logic.
How Did They Build That? episode schedule
1 upcoming · 42 aired . Next episode: August 24, 2026.
Upcoming · 1
| Date | Ep. | Title |
|---|---|---|
| August 24, 2026 | S5·E5 | TBA |
Aired · 42
| Date | Ep. | Title |
|---|---|---|
| August 17, 2026 | S5·E4 | Tunnels & Towers |
| August 10, 2026 | S5·E3 | Cables Cars & Rooftop Parks |
| August 3, 2026 | S5·E2 | Earthquakes & Exoskeletons |
| July 27, 2026 | S5·E1 | Reborn Buildings & Sacred Grounds |
| October 5, 2025 | S4·E10 | Floating Parks & Upcycled Towers |
| September 28, 2025 | S4·E9 | Super Stadiums & Extraordinary Elevators |
| September 21, 2025 | S4·E8 | Facelifts & Scaffolds |
| September 14, 2025 | S4·E7 | Summit & Submerge |
| September 7, 2025 | S4·E6 | Shipyards & Slender Builds |
| August 24, 2025 | S4·E5 | Ecobuilds & Earthquakes |
| August 17, 2025 | S4·E4 | High Waters & Harsh Winds |
| August 10, 2025 | S4·E3 | Speedcore & Steambend |
| August 3, 2025 | S4·E2 | Medals & Marinas |
| July 27, 2025 | S4·E1 | Space Stations & Super Inventions |
| October 20, 2024 | S3·E10 | Boxes & Birds |
| October 13, 2024 | S3·E9 | Curved & Cables |
| October 6, 2024 | S3·E8 | Subways & Sightlines |
| September 29, 2024 | S3·E7 | Floating & Lifting |
| September 22, 2024 | S3·E6 | Tricks & Trains |
| September 15, 2024 | S3·E5 | Heights & Balance |
| September 8, 2024 | S3·E4 | Parking & Sparkling |
| September 1, 2024 | S3·E3 | Canyons & Curves |
| August 25, 2024 | S3·E2 | Jungles & Bricks |
| August 18, 2024 | S3·E1 | Fantastic & Futuristic |
| September 4, 2022 | S2·E10 | Radical & Resplendant |
| September 4, 2022 | S2·E9 | Mirrors & Marble |
| August 28, 2022 | S2·E8 | Breakthroughs & Bridges |
| August 21, 2022 | S2·E7 | Steep & Stunning |
| August 14, 2022 | S2·E6 | Upside Down & Under Sea |
| August 7, 2022 | S2·E5 | Skywalks & Suspensions |
Show 12 earlier episodes
| July 31, 2022 | S2·E4 | Elevated & Elegant |
| July 24, 2022 | S2·E3 | Retrofits & Airport Glitz |
| July 17, 2022 | S2·E2 | Swamps & Swagger |
| July 10, 2022 | S2·E1 | Riverparks & Artworks |
| February 28, 2021 | S1·E8 | Arctic Modules & Auditoria |
| February 21, 2021 | S1·E7 | Sky Gardens & Seismic Stations |
| February 14, 2021 | S1·E6 | Arches & Opera Houses |
| January 31, 2021 | S1·E5 | Supertalls & Firehouses |
| January 24, 2021 | S1·E4 | Viaducts & Hotels |
| January 17, 2021 | S1·E3 | Biomes & Rebuilds |
| January 10, 2021 | S1·E2 | Towers & Roofs |
| January 3, 2021 | S1·E1 | Cantilevers & Lifts |
