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TVGHDHow Did They Build That?1hSmithsonian Channel

In Chicago, twin concrete towers push the limits of high-rise design. Engineers conquer the sea to unite Sweden and Denmark. And in Sydney, Norman Foster and team take on the challenge of a new metro station that can't disrupt the busy streets above.

In Chicago, twin concrete towers push the limits of high-rise design. Engineers conquer the sea to unite Sweden and Denmark. And in Sydney, Norman Foster and team take on the challenge of a new metro station that can't disrupt the busy streets above.

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More episodes

How Did They Build That?

S3, EP3 "303"

Engineers grapple with an apartment building, ripped apart by a man-made canyon; the Gateway Arch takes shape in St. Louis; an unpromising plot in Copenhagen, Denmark, is transformed by a gleaming new triangular office.

How Did They Build That?

S1, EP5 "Supertalls & Firehouses"

Alien port authority in Belgium; ultrathin skyscraper in Manhattan; hanging museum in Scotland.

How Did They Build That?

S3, EP7 "Floating & Lifting"

Architects and engineers build an eco-friendly convention center on Vancouver's waterfront, a lift bridge in Bordeaux and a cocoon-shaped skyscraper in Tokyo each with unique challenges like marine habitats and massive spans.

How Did They Build That?

S5, EP6 "Twists & Turns"

Witness amazing buildings, bridges, lifts, and other structures that pushed structural concrete engineering to the edge.

How Did They Build That?

S5, EP6 "Twists & Turns"

Witness amazing buildings, bridges, lifts, and other structures that pushed structural concrete engineering to the edge.

How Did They Build That?

S5, EP5 "Canals & Curves"

Witness amazing buildings, bridges, lifts, and other structures that pushed structural concrete engineering to the edge.

How Did They Build That?

S5, EP4 "Tunnels & Towers"

In Chicago, twin concrete towers push the limits of high-rise design. Engineers conquer the sea to unite Sweden and Denmark. And in Sydney, Norman Foster and team take on the challenge of a new metro station that can't disrupt the busy streets above.

How Did They Build That?

S5, EP3 "Cables Cars & Rooftop Parks"

Witnessing amazing buildings, bridges, lifts and other structures that pushed structural concrete engineering to the edge.

Exploring the engineering and architectural masterpieces like The Copper in Manhattan to Gardens By the Bay in Singapore.
Original Air Date: Jan 3, 2021
Rating: TVG
Playback: HD
5 seasons available on demand
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