Kings Dominion is a theme park in Doswell, Virginia. It is north of Richmond and south of Washington, D.C., off Interstate 95. The park opened on May 3, 1975. It is owned by Cedar Fair. Kings Dominion offers over 60 rides, shows and attractions including 21 roller coasters and water park. The name of the park comes from the name of its sister park, Kings Island, and the nickname for the state of Virginia, "Old Dominion".