All aboard! Mind-blowing facts about transportation. We find out what's up with those old-timey bikes with the humongous front wheel, airplane secrets, the Hindenburg, JK Rowling's minor error, and train facts that will make your brain go OOoOooOooOoO! ALSO: "Whose Ride is it Anyways" quiz, and "One Letter Off" word puzzle and new listener challenge.
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