An engineering marvel to behold, Chicago’s Wacker Drive is a three-story pyramid of levels, decks, and tunnels. Its sheer size would be enough to intimidate drivers and pedestrians alike but matters are compounded by its lack of signage, landmarks, GPS signals, and natural light. Most travelers will agree that Wacker Drive takes on a life of its own below the urban surface. Something straight out of movies, Lower Wacker and Lower Lower Wacker are indeed dark and intimidating, but for those residents living in the New Eastside, the lower portion of Wacker can actually be a showcase the city above puts on down below. Here are four interesting things about Chicago’s Wacker Drive you may not know about.