How Did They Build That?

Season 4 Episode 3: Speedcore & Steambend

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.

Genre:

Documentary

Seasons:

5

Episodes:

39

Cast:

Jay Ellis

Quality:

HD

Duration:

45 min

First Air:

2021

Rating:

8.0