On its face, the phrase “double-decker street” sounds unique and innovative. But once you actually enter the bowels of Wacker Drive, it can lose its allure quickly. Like the top level, Lower Wacker winds along the curves of the Chicago River. Add in the dim lighting, minimal signage and nonexistent GPS signal and you’re in for a far more daunting adventure than you anticipated on a trip downtown.
If Chicago’s basement has ever left you mystified — and often terrified — you’re not alone. Curious City has received several questions from listeners about Lower Wacker over the years, most of them tinged with tones of confusion and wonder.
So, we’re going to answer as many questions as we can about this mysterious underworld of downtown Chicago…