Chicago is the seat of Cook County, the second-most populous county in the U.S. Chicago was incorporated as a city in 1837 near a portage between the Great Lakes and the Mississippi River …

Welcome to the official City of Chicago Website. The source for information about City services, departments, programs and initiatives, and officials for Chicago residents, businesses, and visitors.

Chicago is celebrating its 9th year as the Best Big City in the U.S.! Explore iconic attractions, hidden gems, and travel guides. Plan the perfect Chicago trip!

Jul 28, 2025 · Must-visit attractions in Chicago include the Navy Pier, Wrigley Field, Second City, Skydeck Chicago, and of course, "The Bean." Find more fun things to do in Chicago.

4 days ago · Chicago is a city, the seat of Cook county, in northeastern Illinois, U.S. With a population of nearly three million, Chicago is the state’s largest and the country’s third most populous city. It is the …

Chicago is a major destination for tourism, with 55 million visitors in 2024 to its cultural institutions, Lake Michigan beaches, restaurants, and more. [19][20] Chicago's culture has contributed much to the …

Aug 29, 2025 · The 45 best Chicago attractions Chicago's must-visit attractions include museums, vast city parks, jazz clubs, theaters and much more.