How Did They Build That?
An exploration of how some of the world's biggest man-made structures were built.
5. Heights & Balance
0.0Sep 15, 2024 · 45 min
A 1.2 million square foot office building balances precariously on a 39 foot wide base in Chicago. A building named Pterodactyl lands on top of a Los Angeles parking garage. And the world's longest suspension footbridge is constructed in Czechia.