According to Wikipedia: "California's Great America is an amusement park located in Santa Clara, California that is owned and operated by Cedar Fair Entertainment Company. It is one of four major amusement parks that operate around the Bay Area. The other three are Six Flags Discovery Kingdom in Vallejo, the Santa Cruz Beach Boardwalk in Santa Cruz, and Gilroy Gardens in Gilroy. California's Great America is the only amusement park in northern California that has a water park within, although there are several other dedicated water parks in the area such as Raging Waters in San Jose and Waterworld in Concord."