Baltimore Sun’s BEST party in 2 weeks

Helmut Jahn

Chicago's many attractions make it a family-friendly place to live in or visit

Here's one that will stump the kids: Name the city with the only river in the world that flows backward. A hint: This backward river turns Kelly green one day a year.

We're talking about a town kids and parents both like, with a great, free zoo open every day of the year, the biggest aquarium in the country, a 150-foot-high Ferris wheel strung with thousands of tiny lights built so close to downtown it provides a super view of the skyline, and even a coal mine and submarine under one roof.

There are miles of beaches close to downtown, more than 500 parks and plenty of children's theater. Soon, there will be a 57,000-square-foot children's museum overlooking a giant...