RKO Pictures was a major American film studio that operated from the 1920s to the 1980s. It was one of the "Big Five" studios of Hollywood's Golden Age, known for producing iconic films such as King Kong and Citizen Kane. The studio was influential in the development of sound films and was recognized for its innovative storytelling and production techniques. Founded in 1928, RKO Pictures became famous for its diverse range of genres, including musicals, comedies, and horror films. The studio's legacy includes collaborations with notable filmmakers like Orson Welles and Fred Astaire. Despite its eventual decline and closure, RKO remains a significant part of film history.