Visiting Oak Brook from Philly - end of August
There are a lot of good restaurants in Oak Brook. Check out the recommendations in these topics:
Anything good-n-reasonable near Oakbrook Terrace, - http://chowhound.chow.com/topics/687328
Oakbrook (Oak Brook) Shopping Center - Super Specific for the Locals - http://chowhound.chow.com/topics/613015
Feel free to ask more questions!