Thinking about spending some time in the big city? Well, think again. Danger awaits around every corner, from menacing urbanites to confusing big city ways. This weeks Inventory covers three films that reveal the terrible things awaiting those who venture into America's metropolises, from the confounding New York bohemia of After Hours to the terrifying Chicago of Adventures In Babysitting to the Michael Douglas-terrorized L.A. of Falling Down. For the full list of urban terrors, go here.