How Did They Build That?
8.0Returning SeriesDocumentary

How Did They Build That?

An exploration of how some of the world's biggest man-made structures were built.

8. Subways & Sightlines

0.0Oct 6, 2024 · 45 min

A sculptural high-rise with rippling balconies breaks the mold in Chicago. Mammoth machines bore 26 miles of tunnels for an underground railroad beneath London's city streets.