Canada's Wonderland
A large seasonal amusement and theme park in Vaughan, Ontario, and Canada's first major theme park.
Last updated August 22, 2026
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Overview
Canada's Wonderland is a seasonal amusement and theme park in Vaughan, Ontario, within the Greater Toronto Area. The park occupies approximately 330 acres and combines major roller coasters, family attractions, children's areas, live entertainment, seasonal festivals, and the Splash Works water park. It is widely regarded as Canada's largest theme park and was the country's first major purpose-built seasonal theme park. The project originated in the early 1970s, when Taft Broadcasting Company proposed a large park north of Toronto. The Greater Toronto Area had previously hosted amusement parks, but none remained that could provide a large-scale roller-coaster and theme-park experience. Several Ontario locations were considered before the Maple area of Vaughan was selected because of its proximity to Toronto and the province's major highways. Planning generated opposition from nearby residents, cultural institutions, and organizations concerned about traffic, noise, competition, and the cultural influence of an American-owned park. The development nevertheless helped accelerate infrastructure improvements around the site, including road and utility expansion. Construction began in June 1979 after Ontario Premier Bill Davis formally initiated the project. The park opened to the public on 23 May 1981 after a large ceremony attended by Davis, Taft Broadcasting president Dudley S. Taft Jr., and special guest Wayne Gretzky. Its original design used a Canadian-oriented identity rather than simply reproducing the visual formula of American sister parks. Wonder Mountain, a large artificial mountain at the end of International Street, became the park's defining architectural feature. Ownership and branding changed several times. Kings Entertainment operated the park during the 1980s and early 1990s. Paramount Parks acquired complete ownership in 1993, and the property was renamed Paramount Canada's Wonderland. During the Paramount period, the park added attractions and themed areas influenced by Paramount and Nickelodeon entertainment properties, while also expanding Splash Works and creating KidZville. Cedar Fair acquired Paramount Parks in 2006, removed the Paramount name in 2007, and restored the Canada's Wonderland identity. Cedar Fair subsequently emphasized large-scale thrill rides, including Behemoth and Leviathan, while also aligning children's areas with the wider chain through the Planet Snoopy re-theme. The park operates primarily from spring through Labour Day, with additional autumn and winter dates. Its recurring programming includes Halloween Haunt, Camp Spooky, WinterFest, Celebration Canada, and other special events. The attraction portfolio includes numerous roller coasters, water rides, flat rides, family attractions, children's rides, and live shows. Behemoth and Leviathan are among its best-known signature coasters, while Wonder Mountain and International Street remain central visual elements. Following the 2024 merger of Cedar Fair and Six Flags, Canada's Wonderland became part of the combined Six Flags organization. It continues to serve the Toronto metropolitan area and visitors from across Canada and abroad. In 2022, it was reported as North America's most visited seasonal amusement park, with an estimated 3.8 million guests.
History
The concept for Canada's Wonderland emerged in 1972, when Taft Broadcasting considered building a large theme park near Toronto. The region had once supported amusement parks such as Sunnyside, Scarboro Beach, and Hanlan's Point, but it lacked a modern seasonal destination with major roller coasters. Taft examined several Ontario locations before selecting Maple, then a small community in Vaughan, because the site was close to Toronto and the province's 400-series highways. The proposal encountered resistance. Local residents feared noise, traffic, and effects on property values, while Toronto cultural and entertainment institutions questioned whether the metropolitan market could support another large attraction. Some critics also objected to the prospect of an American company bringing an American-style park into Canada. Taft responded with landscaping, a perimeter berm, changes to the parking design, and plans for Canadian-themed elements. The development also required substantial public infrastructure, including highway access and sewer improvements, which influenced subsequent growth around northern Vaughan. A formal groundbreaking took place on 13 June 1979, when Ontario Premier Bill Davis activated an electronic detonator at St. Lawrence Hall in Toronto. Construction continued through 1981, with Canadian firms participating in design, engineering, and construction. Wonder Mountain required extensive work by local contractors and was conceived as the visual centerpiece of International Street. Unlike some related parks, Canada's Wonderland did not use a replica Eiffel Tower as its central landmark. The park opened on 23 May 1981. Its ceremony included balloons, parachutists, doves, a pipe band, and a symbolic presentation involving water from four Canadian regions. Wayne Gretzky participated in the flag-raising, and approximately 12,000 guests attended the opening day. The original attraction mix included themed areas, family rides, thrill attractions, and a large amphitheatre that opened as Kingswood Music Theatre in 1983. During the 1980s and early 1990s, the park was associated with Kings Entertainment. Its marketing included a notable cross-promotion with Loblaws, whose customers could collect Wonder Dollars redeemable at the park on specified weekdays. Paramount Parks acquired full ownership in 1993 and renamed the property Paramount Canada's Wonderland. Under Paramount and later Viacom ownership, the park introduced entertainment-property branding, including Nickelodeon characters, while expanding Splash Works and adding KidZville. Attractions and areas were periodically rethemed around film and television properties. Cedar Fair announced its purchase of the Paramount Parks in 2006 and completed the transaction that year. Because Cedar Fair did not retain the relevant Paramount branding rights, the park returned to its original name in 2007. The transition also involved renaming attractions and removing Paramount references. Cedar Fair standardized the Halloween program as Halloween Haunt and the daytime children's Halloween event as Camp Spooky. The Cedar Fair period emphasized major thrill-ride investment. Behemoth opened in 2008 as a large Bolliger & Mabillard hypercoaster. Planet Snoopy replaced earlier Hanna-Barbera and Nickelodeon children's themes in 2010, bringing the park's children's portfolio closer to the Cedar Fair chain's broader branding. WindSeeker opened in 2011, accompanied by the Starlight Spectacular nighttime light show. Leviathan opened in 2012 and exceeded Behemoth's Canadian height and speed records. The park also introduced Dinosaurs Alive!, a walk-through dinosaur exhibition, during the same period. Canada's Wonderland remains a seasonal destination with a summer operating calendar and selected dates extending into autumn and winter. Its major recurring programs include Halloween Haunt, WinterFest, Celebration Canada, and children's seasonal programming. The park's current identity rests on a combination of large-scale coasters, family attractions, water rides, dining, merchandise, and event programming. Following the 2024 Cedar Fair–Six Flags merger, it became part of Six Flags' combined park portfolio.
- 2024
Six Flags merger changes ownership group
[1]The Cedar Fair and Six Flags merger places Canada's Wonderland in the combined Six Flags organization.
- 2012
Leviathan opens
[1]Leviathan becomes Canada's tallest and fastest roller coaster at opening, alongside a dinosaur walk-through exhibit.
- 2011
WindSeeker and Starlight Spectacular debut
[1]The park adds a tall tower-swing ride and a temporary nighttime light-and-sound show for its 30th anniversary.
- 2010
Planet Snoopy opens
[1]Former children's areas are consolidated and rethemed around the Peanuts characters.
- 2008
Behemoth opens
[1]The park opens the Behemoth hypercoaster, which sets Canadian height and speed records at the time.
- 2007
Original name returns
[1]The park drops Paramount branding and again operates as Canada's Wonderland.
- 2006
Cedar Fair acquisition
[1]Cedar Fair purchases the former Paramount Parks portfolio, including Canada's Wonderland.
- 2005
Fearfest launches
[1]The park introduces a nighttime Halloween event built around haunted attractions and selected thrill rides.
- 2003
Entrance security is strengthened after a fatal shooting
[1]Following a fatal altercation near the entrance, the park adopts additional security measures, including metal detectors.
- 2001
Zoom Zone is added
[1]The KidZville area gains a family roller coaster and additional children's attractions.
Products and positioning
A destination-scale Canadian amusement park combining record-oriented roller coasters, family entertainment, children's areas, water attractions, and seasonal events.
Thrill attractions · 1981
Roller coasters
The park's coaster portfolio is a core part of its identity and includes major steel and wooden rides. Behemoth and Leviathan are the best-known headline attractions, while the wider collection covers high-speed thrill rides, family coasters, and rides integrated into themed areas.
Water park · 1992
Splash Works
Splash Works is the park's approximately 20-acre seasonal water park. It includes water slides, wave and play areas, family water attractions, and children's facilities, and operates as a complementary summer offering to the dry-park attractions.
Family attractions · 1998
Family and children's areas
Family offerings have included KidZville, Zoom Zone, and Planet Snoopy. These areas provide smaller rides, gentle coasters, character theming, and age-appropriate attractions intended to broaden the park's appeal beyond thrill-seeking adults.
Seasonal event · 2005
Halloween Haunt
Halloween Haunt is the park's nighttime autumn event, featuring haunted houses, atmospheric theming, performers, and selected thrill rides. It developed from the earlier Fearfest program and became part of the park's recurring seasonal calendar.
Seasonal event
WinterFest
WinterFest extends the park's calendar beyond the main summer season with holiday lighting, entertainment, seasonal food, and selected attractions on scheduled dates during the winter period.
Controversies
2003
Fatal shooting at the park entrance
A confrontation involving two guests near the entrance ended in a shooting death during a busy Mother's Day visit. Police reporting connected the incident to an earlier dispute. The park later increased entry security, including metal-detector screening.
Marketing campaigns
- 2011Starlight Spectacular
Canada
A nightly light-and-sound presentation on International Street and Wonder Mountain marked the park's 30th anniversary, using hundreds of thousands of LED lights and projected imagery.
Outcome. The limited-run presentation added a major nighttime entertainment component for the 2011 season.
- 1980Loblaws Wonder Dollars
Canada
Canada's Wonderland and Loblaws ran a cross-marketing program in which shoppers received Wonder Dollars based on purchases. The tokens could be redeemed at the park at parity with Canadian currency on designated weekdays.
Outcome. The promotion linked grocery shopping with park visitation and helped build awareness during the park's early operating years.
Brand decisions
2024
Integration into Six FlagsM&ABackground
Cedar Fair and Six Flags combined their operations in a large amusement-park industry merger.
Action taken
Canada's Wonderland became part of the combined Six Flags organization.
Aftermath
The park remained active under the Canada's Wonderland name while joining Six Flags' broader portfolio.
2012
Leviathan investmentProduct launchBackground
Management used a large new coaster to distribute attendance and reinforce the park's competitive position in the regional amusement market.
Action taken
The park opened Leviathan, a major Bolliger & Mabillard coaster, together with the Dinosaurs Alive! exhibition.
Aftermath
Leviathan surpassed Behemoth's Canadian records and became a central part of the park's thrill-ride identity.
2008
Behemoth investmentProduct launchBackground
The park sought a major thrill attraction capable of strengthening its regional draw.
Action taken
Canada's Wonderland opened Behemoth, a 230-foot Bolliger & Mabillard hypercoaster.
Aftermath
Behemoth became one of the park's signature attractions and held Canadian height and speed records at opening.
2006
Cedar Fair acquires Paramount ParksM&ABackground
CBS Corporation decided that amusement parks no longer fit its strategic direction.
Action taken
Cedar Fair purchased the five former Paramount theme parks, including Canada's Wonderland.
Aftermath
Paramount branding was removed, the original park name returned, and the attraction portfolio was aligned more closely with Cedar Fair's chain strategy.
1993
Paramount Parks takes full ownershipM&ABackground
Paramount increased its involvement in the park as the North American theme-park sector consolidated.
Action taken
Paramount Parks acquired the remaining ownership interest and renamed the property Paramount Canada's Wonderland.
Aftermath
The park adopted Paramount and Nickelodeon-related branding and expanded family-oriented themed areas.
Sources2 sources
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