Posted on May 23, 2016 by WBEZ ChicagoCurious City - Escape From Chicago: How Long Would It Take to Evacuate? The city’s cagey on estimates, but suggests you bring your best walking shoes.Attached audio [audio/mpeg]: 20210127123103-escape-from-chicago-how-long-would-it-take-to-evacuate_john-fecile.mp3