The Flintstones and another in Valle, Arizona. Both have been in operation for decades. Bedrock City, also known as Flintstone Park, closed in August 2015. Another existed until the 1990s at Carowinds in Charlotte, North Carolina. In Canada, Flintstone Park in Kelowna, British Columbia, opened in 1968 and closed in 1998; it was notable for the "Forty Foot Fred" billboard of Fred Flintstone which was a well known Kelowna landmark. Another "Flintstones" park was located in Bridal Falls, British Columbia, which closed in 1990. Calaway Park outside Calgary, Alberta, Canada, also opened with a "Flintstones" theme and many of the buildings today
The Flintstones season. The idea of "The Flintstones" started after Hanna-Barbera produced "The Huckleberry Hound Show" and "The Quick Draw McGraw Show". Although these programs were successful, they did not have the same wide audience appeal as their previous theatrical cartoon series "Tom and Jerry", which entertained both children and the adults who accompanied them. However, since children did not need their parents' supervision to watch television, Hanna-Barbera's output became labeled "kids only". Barbera and Hanna wanted to recapture the adult audience with an animated situation comedy. Barbera and Hanna experimented with hillbillies (a hillbilly theme was later incorporated into two "Flintstones"