How Did They Build That? Episode Rating Graph
Jan 2021 - present

Jan 2021 - present
7.1

| E1 | E2 | E3 | E4 | E5 | E6 | E7 | E8 | E9 | E10 | |
|---|---|---|---|---|---|---|---|---|---|---|
| S1 | ||||||||||
| S2 | ||||||||||
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| S4 |
Browse episode ratings trends for How Did They Build That?. Simply click on the interactive rating graph to explore the best and worst of How Did They Build That?'s 38 episodes.

S1 Ep1
8.2
3rd Jan 2021
A Manhattan skyscraper designed to appear as if gust of wind could topple it over. A Paris museum described as an engineer's "jigsaw puzzle from hell," with 3,500 individually designed glass panels. And a cliffside elevator in Zhangjiajie so remotely located, it had to be built entirely by hand. Join us as we travel the globe to witness astonishing structures that pushed architecture and the laws of physics to the edge. Then meet the brilliant minds who designed and built these wonders and discover the stories behind their construction.

S1 Ep2
7.8
10th Jan 2021
A bent Manhattan building that actually caused panic in the streets. A cultural center in Athens that features a massive floating roof in an earthquake zone. A university complex in stifling Singapore that was built without air conditioning. In this episode, we examine the American Copper Building, the Stavros Niarchos Foundation Cultural Centre, and "The Hive" at Nanyang Technical University, meeting the brilliant minds who designed and built them, and revealing their engineering secrets.

S2 Ep9
7.8
4th Sep 2022
We visit Australia’s One Central Park, The Oslo Opera house and the California Academy of Sciences in San Francisco to reveal their architectural secrets.

S2 Ep8
7.8
28th Aug 2022
We visit London’s Gherkin, Seattles’s Evergreen Point floating bridge and Lyon’s Mysee des Confluences to uncover how and why they were built.

S2 Ep5
7.8
7th Aug 2022
A glass bridge arcing over the Grand Canyon, the weather-resistant Audain Art Museum in Whistler, Canada, and Zaha Hadid's university library in Vienna are explored.

S1 Ep3
7.6
17th Jan 2021
From a logistical railway nightmare to an indoor tropical dreamscape, watch engineers and builders complete the impossible.

S1 Ep7
7.6
21st Feb 2021
Witness a garden in the sky, a pier in the clouds, and a railway station that laughs in the face of natural disasters.

S1 Ep6
7.6
14th Feb 2021
Take a trip to Rotterdam, Guangzhou, and London and witness astounding feats of design and engineering.

S2 Ep10
7.5
18th Sep 2022
A look at the design and engineering stories behind DC’s Museum of African American History, the Montreal tower and the Equinor building in Oslo

S2 Ep7
7.5
21st Aug 2022
Experts explain how engineers built the world's steepest funicular railway in the Swiss Alps and how construction of Zaha Hadid's residential high-rise in Miami overcame a hurricane.

S2 Ep4
7.5
31st Jul 2022
See the architectural secrets behind a Canadian school on stilts, a sports museum that traces Louisiana’s history and an opulent train station in Belgium.
S3 Ep4
6.5
8th Sep 2024
A dazzling new 1400 foot tapering skyscraper is built right next to New York's Grand Central. A curving wine museum requires ingenious engineering in Bordeaux, France. And possibly the world's most glamorous parking garage.
S3 Ep6
6.5
22nd Sep 2024
A new Olympic and Paralympic museum tests engineers with its trailblazing accessible design. A dazzling curved glass skyscraper battles gravity in Milan. And a student center built under a noisy railroad.
S3 Ep9
6.5
13th Oct 2024
A new performance center with a tent-like glass-and-steel lobby tests engineers in Kansas City; two twisting apartment towers make heads spin in Ontario.
S3 Ep10
6.5
20th Oct 2024
The American Museum of Natural History gets a cave-like extension; Boston University gains a tower.
S3 Ep1
6.6
18th Aug 2024
A sculptural new transportation hub for New York's World Trade Center is beset by challenges. Then, Amsterdam gains a striking building inspired by a mountain valley, and a new launchpad for space travel prepares for liftoff.
S3 Ep2
6.6
25th Aug 2024
A gravity defying university building in Sydney, Australia, is clad in 320,000 bricks. Engineers grapple with making an angular arts center tornado proof in Oklahoma. And a plant-filled office building.
S3 Ep3
6.6
1st Sep 2024
Engineers grapple with an apartment building, ripped apart by a man-made canyon. The iconic Gateway Arch takes shape in St Louis, Missouri. And an unpromising plot in Copenhagen is transformed by a gleaming new triangular office building.
S4 Ep3
6.6
10th Aug 2025
A railway-spanning library mimics the clouds. A speed-core skyscraper is built in record time. And a world first bridge inspired by a child's toy.
S4 Ep4
6.6
17th Aug 2025
Apartments hanging 164 feet above the water defy gravity in Amsterdam. A trio of towers shimmer on Chicago's skyline, and museum design is revolutionized in Paris.
S4 Ep5
6.6
24th Aug 2025
An airport gets a 9 acre roof without stopping flights. A museum is buried in the desert to keep it cool. And building San Fran's most hated tower.
S4 Ep6
6.6
7th Sep 2025
A 284ft timber tower tests fire safety limits. An old crane tracks is reborn as sleek glass offices. And 28 apartments are stacked on a 21ft plot.

S1 Ep1
8.2
3rd Jan 2021
A Manhattan skyscraper designed to appear as if gust of wind could topple it over. A Paris museum described as an engineer's "jigsaw puzzle from hell," with 3,500 individually designed glass panels. And a cliffside elevator in Zhangjiajie so remotely located, it had to be built entirely by hand. Join us as we travel the globe to witness astonishing structures that pushed architecture and the laws of physics to the edge. Then meet the brilliant minds who designed and built these wonders and discover the stories behind their construction.

S1 Ep2
7.8
10th Jan 2021
A bent Manhattan building that actually caused panic in the streets. A cultural center in Athens that features a massive floating roof in an earthquake zone. A university complex in stifling Singapore that was built without air conditioning. In this episode, we examine the American Copper Building, the Stavros Niarchos Foundation Cultural Centre, and "The Hive" at Nanyang Technical University, meeting the brilliant minds who designed and built them, and revealing their engineering secrets.

S1 Ep3
7.6
17th Jan 2021
From a logistical railway nightmare to an indoor tropical dreamscape, watch engineers and builders complete the impossible.

S1 Ep4
7.5
24th Jan 2021
Travel to a French valley, a Shanghai quarry, and the middle of Milan and witness architectural and engineering wonders.

S1 Ep5
7.4
31st Jan 2021
Watch architectural and engineering minds defy gravity and create artistic wonders in Belgium, Scotland, and Manhattan.

S1 Ep6
7.6
14th Feb 2021
Take a trip to Rotterdam, Guangzhou, and London and witness astounding feats of design and engineering.

S1 Ep7
7.6
21st Feb 2021
Witness a garden in the sky, a pier in the clouds, and a railway station that laughs in the face of natural disasters.

S1 Ep8
7.4
28th Feb 2021
Travel to Antarctica, Scotland, and the Canary Islands and witness wonders of engineering and design.
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The first episode of How Did They Build That? aired on January 03, 2021.
The last episode of How Did They Build That? aired on October 05, 2025.
There are 38 episodes of How Did They Build That?.
There are 4 seasons of How Did They Build That?.
Yes.
How Did They Build That? is set to return for future episodes.