The historic Tribune Tower is a neo-Gothic structure located at 435 North Michigan Avenue, the heart of the Magnificent Mile. It is the home of the Chicago Tribune, Tribune Media, and tronc, Inc., formerly known as Tribune Publishing. WGN Radio (720 kHz) broadcasts from the building.The original Tribune Tower was built in 1868, but was destroyed in the Great Chicago Fire in 1871. Wrigley Building is on the left. Photography by Jose More