Hollywood Casino St. Louis is a riverboat casino in Maryland Heights, Missouri, near St. Louis. It is owned by Gaming and Leisure Properties and operated by Penn National Gaming. The casino has 120,000 sq ft of gaming space, with 2,180 slot machines and 80 table games. Penn National acquired the casino, then named Harrah's St. Louis, in November 2012 from Caesars Entertainment for $610 million.