Why Florida's Overseas Highway Turned From Dream to Disaster
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Most Useless Megaprojects in the World
15:36
What's inside of the Gateway Arch? (St. Louis, Missouri)
19:05
The Simple Genius of the Interstate Highway System
16:14
Why the Eiffel Tower has a Secret Apartment on Top
17:36
Every Kind of Bridge Explained in 15 Minutes
10:25
Why Nobody Can Fix This New York Skyscraper
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New Evidence We Are Entering An Ice Age Termination Event - EXPLAINED
18:46