How Did They Build That? S04E09 - Super Stadiums & Extraordinary Elevators

Episode Overview

A massive 70,000-seat stadium in Los Angeles is engineered to withstand powerful earthquakes. In Malta, a 33-story tower winds its way around historic underground vaults, blending old and new. Meanwhile, an 807-foot elevator testing facility rises in a twisting, spiraling design, pushing vertical transport to new heights.

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