These explorers in Chicago discovered one of the coolest underground cities in Illinois and the video footage is crazy to see.
Chicago has always been a city just full of surprises, but I think this one tops them all.
Imagine walking down the street and accidentally falling into an underground fallout shelter below the city of Chicago. It’s possible and these guys in Chicago, supposedly, found one to explore.
I didn’t know what an underground fallout shelter was and you might not either. Let’s find out together, shall we?…