#1 Busiest Airport in the World
The 156-mile Chicago River is best known for its scenic architectural boat tours and the green dye on St. Patrick's Day
Chicago's longest running audience interactive dinner show
Chicago is the birthplace of skyscrapers with 1,264 completed high-rises, 107 of which stand taller than 500 feet (152 m)
The largest natural history museums in the world
Is one of the largest fountains in the world
Known as the RiverBus since 1999, now the new Chicago Water Taxi, provides seven-day a week water transportation service to thousands of commuters on every branch of The Chicago River