Mid America Adventure, formerly known as Six Flags Over Mid-America and Six Flags St. Louis, is an amusement park in Eureka, Missouri, a suburb of St. Louis. Founded in 1971 by Six Flags, the park was
Mr. Freeze: Reverse Blast and Colossus
Glow in the Park Parade at Six Flags St. Louis (Removed after the 2010 Season)
Six Flags Entertainment Corporation is an American multinational amusement park company headquartered in Charlotte, North Carolina, with administrative offices in Sandusky, Ohio, and Arlington, Texas.
Mid America Adventure
…Yearly attendance figures have not been released. On March 5, 2026, the park's owner, Six Flags (which had merged with Cedar Fair in 2024), announced that it would sell Six Flags St. Louis and six other park properties to EPR Properties. The sale…
Corporate offices and future headquarters at the Choctaw Stadium in Arlington, Texas
Six Flags Over Texas was the first Six Flags theme park, opening in 1961.
The COVID-19 pandemic significantly impacted operations.
The company's headquarters were relocated five miles northeast of its Carowinds park (pictured) in Charlotte, North Carolina.