Fact 1: Six Flags Great America opened in 1976, making it one of the oldest amusement parks in the Six Flags chain.
Fact 2: The park's tallest coaster, Goliath, reaches a height of 165 feet and features a 180-degree vertical loop.
Fact 3: Six Flags Great America includes a water park, Hurricane Harbor, offering seasonal fun with slides and pools for all ages.
Updated: February 12, 2026