Chicago, for one, is a major CITY in the United States located in the state of Illinois. It is the third most populous CITY in the United States and is known for its iconic skyline, which includes the Willis Tower, the John Hancock Center, and the Wrigley Building. The CITY is also home to a number of professional sports teams, including the Chicago Bears, the Chicago Bulls, and the Chicago Cubs. The CITY is also known for its vibrant music scene, with a number of popular bands hailing from the area, such as the Smashing Pumpkins, Wilco, and Fall Out Boy.