<Tr> <Th> Water rides </Th> <Td> </Td> </Tr> <Tr> <Th> Website </Th> <Td> http://www.worldsoffun.com </Td> </Tr> <P> Worlds of Fun is a 235 - acre amusement park in Kansas City, Missouri, United States . The park opened in 1973 and is owned and operated by Cedar Fair, which purchased the park from Hunt - Midwest in 1995 . Admission to Worlds of Fun includes access to Oceans of Fun, a water park adjacent to the amusement park . </P> <P> Worlds of Fun opened on May 26, 1973, at a cost of $10 million . It is situated at the northern edge of a vast industrial complex in the bluffs above the Missouri River in Clay County, Missouri . At the time of its opening, numerous modernization projects across Kansas City were in progress including the opening of Kansas City International Airport, Kemper Arena (now called Hy - Vee Arena) and the Truman Sports Complex . Mid-America Enterprises, seeking to capitalize on the citywide expansion movement, began construction on a new amusement park in 1969 . The park was originally planned to complement a 500 - acre (2.0 km) hotel and entertainment complex, but a lagging economy during the park's early years derailed the idea . </P>

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