"I have stayed at the Peninsula many times. They are advertising their 25th anniversary in Chicago now. In many ways, it is the same Peninsula. Excellent service and plush accommodations. In other ways, it is looking tired. It is not as clean as it could be. Little things are missing. At the Z Bar for example, the bar let's you sit down without cleaning the area after others have left. The rooms are clean but looking older now. I'll probably come back, but I'll look at other options next...