Welcome to the "Windy City", Chicago, Illinois! Founded in 1833 as an economically strategic location between the Great Lakes and the Mississippi, Chicago has grown to be one of the most important cities in the United States and the world. It is the third most populous city in the US and 27th in the world. Planning a visit to Chicago? You will be one of 45 million visitors who will visit this amazing city each year. Why is Chicago such a great place to visit? There is something for everyone. Wonderful culture, interesting history, warm and friendly mid-western hospitality accent the thousands of activities and things to do. Your options are endless with wonderful city tours, family attractions, zoos (Lincoln Park Zoo), aquariums (Shedd Aquarium is world famous), diverse food and dining choices, lake cruises and harbor tours, planetariums, bicycle riding and bike tours, skyscraper observatories, late night music and jazz tours, and so much more! Trusted Tours and Attractions provides great discount ticket rates and sightseeing tour packages to top Chicago tours, attractions, museums and things to do. Buy your tickets online ahead and save time and money!