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Here's an ideal itinerary for 5 days in Chicago:
I hope this itinerary gives you some ideas for your trip to Chicago!
Willis Tower, formerly known as Sears Tower, is a 110-story skyscraper located in Chicago, Illinois. It was completed in 1973 and held the title of tallest building in the world until 1998. The tower offers stunning views of the city from its observation deck on the 103rd floor.