Off the Cuff S01E04 - Subtropolis - The World's Largest Underground Business Complex

Hiding 150 feet below Kansas City is a 55 million square foot cave that hosts a wide array of businesses seeking to cut costs and utilize the underground for efficiency. Here, you will find 500,000 original Hollywood film rolls, two billion dollars worth of stamps, one of America's largest collections of cheese, and the safest data center in the world.