When did Impossible Builds Season 1 Episode 4 air?
Impossible Builds Season 1 Episode 4 aired on October 6, 2021.


Learn about the creation of some of the world’s most ambitious and technologically advanced buildings. From subaquatic homes to futuristic towers and pencil thin skyscrapers, see how these previously impossible structures are taking shape.

Witness the construction of the skinniest skyscraper ever to make it off the drawing board. Located in New York and rising from within a landmarked building the team will attempt to build the world’s thinnest skyscraper on the construction equivalent of a postage stamp.
Direct answers for episode-level questions and details.
Impossible Builds Season 1 Episode 4 aired on October 6, 2021.
This episode runs for approximately 56 minutes.
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