Canada's Wonderland is a 330-acre theme park located in Vaughan, Ontario, Canada, a suburb directly north of Toronto. Originally opened by the Taft Broadcasting Company and The Great-West Life Assurance Company in 1981, the park is owned and operated by Cedar Fair since 2006. It is the first major theme park in Canada and remains the country's largest. The park was known as Paramount Canada's Wonderland from 1994 to 2006, while it was owned by Paramount Parks. Canada's Wonderland is open daily from May to September, and then only on weekends until the end of October.
The park has 16 roller coasters more than any other park outside of the United States and has the second-most in the world. It also features a 20-acre water park called Splash Works and its fall season includes Halloween Haunt, a Halloween-themed event featuring haunted attractions in areas throughout the park. The Cedar Fair Park has been the most visited seasonal theme park in North America for several consecutive years. It is also the second-most visited overall in the Cedar Fair chain with 3,481,000 million visitors in 2011.