Movieland Wax Museum, with over 300 wax figures in 150 sets, was the largest wax museum in the United States. Located in Buena Park, California, it was one of the most popular wax museums in United States for decades. Allen Parkinson founded the museum on May 4, 1962, but sold it to the Six Flags Corporation in 1970. It was located north of Knott's Berry Farm on Beach Boulevard.