This is a timeline for Kings Island amusement park in Mason, Ohio.
1969 – Taft Broadcasting Company then purchased 1, 600 acres (6.5 km2) of land in Warren County, Ohio for $3.2 million.
1970 – June 15, construction of Kings Island started.
1971 – Construction of the Eiffel Tower, Royal Fountain and The Racer roller coaster were completed. Rides and attractions had been transported and installed from Coney Island.
1972 – Opening – Kings Island opened its gates for the first of several preview events on April 29, and officially opened to the public May 27.
1973 – April 18, the park announced the completion of a $6 million expansion project. The Partridge Family, filmed at the park in the episode "I Left My Heart in Cincinnati". The Brady Bunch, filmed at the park in the episode "The Cincinnati Kids".
1974 – Karl Wallenda broke a world Skywalk record of 1, 600 feet (490 m).
1975 – October 25, Evel Knievel successfully jumped 14 Greyhound buses. Coney Island is extended.
1976 – Air theatre collapse from winter snow. July 4, the park held a bicentennial celebration and the wedding of Paul Revere from the pop rock band Paul Revere & the Raiders that made Time Magazine. July 24, safari ranger John McCann was mauled by a lion and died.
1977 – First forward- and backward-looping roller coaster in the country opened. Dick Van Dyke became a spokesperson for the park. The movie Rollercoaster was filmed at the park.
1978 – Construction begins on The Beast. College Football Hall of Fame joined the Kings Island complex. Comedian Jonathan Winters became the spokesperson.
1979 – The Beast breaks world records for tallest, fastest and longest wooden roller coaster.
1980 – The Beast's 540deg helix was enclosed.
1981 – Wild Animal Habitat joined the Cincinnati Zoo and the University of Cincinnati College of Medicine to establish the Cincinnati Wildlife Federation. Performers were added throughout the park entertain guests.
1982 – A $2.1 million expansion renovation of Hanna-Barbera Land. One of the trains on the Racer was turned around to travel in the backwards direction. July 9, Air Supply kicked off the new amphitheater. Was the first year for Winterfest. May 26, employee Terry Raitt was mauled by a lion. He suffered a punctured trachea and body cuts but survived.
1983 – The Bat was closed due to mechanical problems. The first eland-to-eland embryo transfer in veterinary medicine history resulted in a birth at the park. King's Entertainment Company founded. May 13, John Harter, 17, was killed after falling down the elevator shaft from a restricted area of the Eiffel Tower.
1984 – The first roller coaster designed for riders to stand opened at the park. Smurfs were introduced to the park.
1986 – Coney Island was expanded and renamed. Flying Eagles and Dodgems were relocated within the park.
1987 – The Vortex broke the world record for most inversions. First ice skating show at Festhaus. Zodiac is closed to riders.
1988 – Science Day debuted at the park.
1989 – $4.2 million water park addition was added as well as an additional station for Kings Island & Miami Valley Railroad. The two-day ticket was introduced.