- An average of 35 million visitors flock to Chicago each year.
- Chicago has 15 miles of swim beaches.
- Chicago inventor Martin Cooper invented the first cell phone.
- Chicago is home to 552 parks.
- Chicago is home to Lincoln Park Zoo, one of the world’s last free zoos.
- Chicago is the former home of President Barack Obama.
- Chicago’s Western Avenue is the world’s longest continuous street, at 23.5 miles.
- Cracker Jacks were introduced during the 1893 Chicago World’s Fair.
- Four states are visible from the top of the Willis Tower (Indiana, Illinois, Michigan, and Wisconsin).
- Gotham City from Batman was based largely off of Chicago. - Gotham City license plates were designed to look like Illinois plates so that they would be consistent with other plates while filming car-chase scenes in the city.
- Historic Route 66 began in Chicago.
- In 1885, Chicago became home to the first skyscraper, the Home Insurance Building.
- In 1895, the first automobile race ever seen in the United States was held in Chicago.
- In 1924, the first gay rights group in the U.S. was created in Chicago.
- Shedd Aquarium is home to the oldest aquatic animal in a public aquarium in the world, an Australian lungfish named Granddad, who is at least 85 years old.
- The Ferris wheel was invented in Chicago in 1893 and debuted at the Chicago World’s Fair. Each car was 24 feet long and 13 feet wide and could hold 60 passengers.
- The first all-color TV station made its debut in Chicago in 1956.
- The first animal purchased for the Lincoln Park Zoo was a bear cub, bought for $10 in 1874.
- The first blood bank in the United States was created in Chicago in 1937.
- The longest MLB game to ever be played was in 1984 at Comiskey Park in Chicago. Chicago White Sox defeated the Milwaukee Brewers after 25 innings.
- The movie, “Ferris Bueller’s Day Off” was filmed in Chicago.
- The Wrigley Building was the first air-conditioned office building.
- Wrigley Field, home of the Cubs, was named after Wrigley who invented Wrigley gum in you guessed it – Chicago!
- The first version of softball was invented in Chicago on Thanksgiving Day in the year 1887 by George Hancock.
- Walt Disney was born in Chicago.