How Did They Build That? · SEASON 3

Subways & Sightlines

Episode 8 · 2024-10-06

★ N/A
How Did They Build That? poster
Season 3Episode 8★ N/A/10
  • Documentary

Episode overview

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.

45 minutes

Season 3 episodes