Get our your goggles and saddle for your giant pet mole, and suit up - because we're going on an underground adventure! We dig deep into the marvel and the twists behind the birth of NYC subway, we find out what's exactly underneath Disney World, and what's up with these weirdo mysterious gobin caves in Bavaria. Take our "Top? Or Bottom?" underwear quiz, and find out what was the building that won WWII and how it became invisible. 

ALSO: "It's Good to be Bad" Villains Quiz, Jeopardy!

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