Chicago brings in a lot of tourists during the summer (understandably they don't come in the winter). Here are a couple of the biggest reasons why:
The Taste of Chicago
Chicago is well-known for it's food. There are a lot of good restaurants, in fact Chicago was the host for this seasons "Next Top Chef." The Taste of Chicago is usually the week of the 4th of July and brings all those great foods to one spot. Yummm!
Chicago Style Deep-Dish Pizza
You'll think you've died and gone to heaven with every bite! They definitely do not exaggerate about their pizza.
The Sears Tower