SkylineChicago is the third most populous city in the United States, after New York City and Los Angeles. With 2.7 million residents, it is the most populous city in both the U.S. state of Illinois and the American Midwest. Its metropolitan area, sometimes called Chicagoland, is home to 9.5 million people and is the third-largest in the United States. Though sometimes called The Second City, Chicago is certainly second to none, with nationally acclaimed restaurants, world-class shopping, award-winning shows, renowned history, cultural museums and even sandy beaches, Chicago has something to offer everyone.

City of Chicago official website

What to do in Chicago