You'll freeze your face off

Matt Grevers, Olympic swimmer, gold medalist: What do you like about Chicago winters? "I don't like the winter. It's hard to swim and train when it's dark and cold and your hair freezes on your head. One of the worst memories I have is going out to my car at 5:30 a.m. and scraping ice off my... Jed Jacobsohn/Getty Images
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