Keep your wallet as full as your schedule this summer with these 10 free destinations - plus tips for what to do when you get there.
It's not exactly a hidden gem; everyone knows the Lincoln Park Zoo and most Chicagolanders have been there. But few of us really take the time to appreciate what a gift it is to the city: a world-class zoo, open 365 days a year, completely free? Almost too good to be true. The zoo is always good for a casual walk-through, especially the Farm at the Zoo, with its familiar barnyard animals and farm landscape.