Six Flags México
A major Six Flags amusement park in the Tlalpan area of Mexico City.
Last updated August 22, 2026
Overview
Six Flags México is an amusement park in the Tlalpan borough of Mexico City, on the southern edge of the capital and within the Tlalpan forest area. It is owned and operated by Six Flags Entertainment Corporation and is the company's principal park in Mexico. The park combines large-scale roller coasters, family rides, themed areas, seasonal festivals, live entertainment, and attractions based on Six Flags intellectual property, including DC Comics and Looney Tunes characters. The property opened in 1982 under the name Reino Aventura, or Adventure Kingdom. At the time, it was promoted as the largest theme park in Latin America. Its early identity included Cornelio, a purple cartoon dragon, as its mascot. During the 1990s the park experienced declining attendance and underwent a substantial redevelopment. It closed for remodeling in 1992 and reopened on July 3, 1993, as El Nuevo Reino Aventura. The relaunch added attractions such as Río Salvaje, a raft ride; Viaje Inesperado, a motion simulator; and Roller Skater, a junior roller coaster. The park gained international attention in the early 1990s because the film Free Willy was shot there and featured the orca Keiko, who had been kept at the park as a principal attraction. Animal-rights organizations subsequently campaigned for Keiko's removal and eventual release. Following the whale's departure, the park's dragon mascot again became an important part of its identity. The Keiko episode remains a significant part of the site's history because it illustrates the transition from traditional animal attractions toward a modern rides-and-entertainment model. Premier Parks acquired Reino Aventura in 1999 in a transaction reported by reference sources at approximately $59 million. The new operator changed the park's name to Six Flags México and undertook a large expansion. Around twenty attractions were added or introduced as part of the conversion, including Batman: The Ride, Kilahuea, and the wooden coaster Medusa. The Six Flags-branded park reopened on April 14, 2000. Since then, its attraction portfolio has been developed around increasingly prominent roller coasters and branded experiences, including Superman el Último Escape, The Dark Knight, The Joker, Medusa Steel Coaster, and Wonder Woman Coaster. Beyond permanent rides, Six Flags México has developed a calendar of recurring and limited-time programming. Festival del Terror and Christmas in the Park were introduced as seasonal events in the 2012 period, while later announcements included Mardi Gras programming and plans for a Hurricane Harbor water-park component. The park has also used interactive and media-based attractions, including Terminator X: A Laser Battle for Salvation and Justice League: Battle for Metropolis 4D. Its themed districts include Mexican, French, Swiss, Polynesian, Hollywood, DC Universe, DC Super Friends, Cowboy, and Bugs Bunny areas. The park primarily serves the Mexico City metropolitan area and visitors from elsewhere in Mexico. Its positioning emphasizes a combination of high-intensity thrill rides, family entertainment, recognizable media brands, and seasonal events. Reference material describes it as one of the most visited theme parks in Latin America, with an annual attendance figure of approximately 2.8 million; that figure is not assigned a specific reporting year in the supplied material. Operations have also been affected by public-health restrictions, including a temporary closure during Mexico City's COVID-19 red-light period. Safety incidents reported in 2019 and 2020 have formed part of public discussion about the park, although the supplied sources do not establish broader regulatory findings.
History
Six Flags México began as Reino Aventura, which opened on March 3, 1982, in the Tlalpan area of Mexico City. The park was established as a large Mexican amusement destination and was described in reference material as the largest theme park in Latin America at opening. Its original presentation centered on a broad collection of rides and attractions, with Cornelio, a purple cartoon dragon, serving as its mascot. By the early 1990s, attendance had declined and the park was closed in 1992 for an extensive remodeling and expansion program. It reopened on July 3, 1993, under the name El Nuevo Reino Aventura. The relaunch introduced several new attractions, including Río Salvaje, a raft ride; Viaje Inesperado, a motion simulator; and Roller Skater, a Vekoma junior coaster. The 1993 season also gave the park an unusual place in popular culture when the feature film Free Willy was shot on the property. The film production involved Keiko, an orca held at the park and used as a prominent attraction. Keiko's appearance generated significant public attention, and animal-rights groups pressed for the whale to be removed from captivity. Keiko ultimately left the park, and the campaign surrounding the orca became one of the defining controversies of the Reino Aventura era. After Keiko's departure, Cornelio again became the park's official mascot. The episode also marked a wider change in the public expectations placed on amusement parks and animal exhibits. In 1999, Premier Parks acquired Reino Aventura. The transaction was reported in the source material as being worth approximately $59 million, although the supplied material does not identify a primary financial filing or a precise transaction date. Under the new administration, the park was renamed Six Flags México. The conversion involved a large expansion, reportedly adding twenty attractions, including Batman: The Ride, Kilahuea, and Medusa. The newly branded park reopened on April 14, 2000, connecting the Mexico City property to the Six Flags portfolio and its system of licensed characters and ride concepts. The post-2000 period was characterized by regular investment in signature thrill rides. Superman el Último Escape was added in 2004, followed by The Dark Knight in 2009. In 2011, the park introduced Terminator X: A Laser Battle for Salvation, an indoor laser-tag attraction. In 2012, the park announced The Joker for the following season and introduced Festival del Terror and Christmas in the Park as seasonal events. The Joker had previously operated at Six Flags Discovery Kingdom as Pandemonium. The park continued to modify its attraction mix through the middle of the decade. In 2013, the Cowboy Stunt Show was announced, and Six Flags disclosed plans to rebuild Medusa with steel track and inversions. The resulting Medusa Steel Coaster opened in 2014. A Skyscreamer starflyer was announced for 2015, and Justice League: Battle for Metropolis 4D was announced for 2016. Further plans publicized for 2017 included The New Revolution Virtual Reality Coaster, a Mardi Gras festival, and a Hurricane Harbor water-park project. The source material does not establish the full implementation status of every announced project. The current park identity is organized into themed areas such as Pueblo Mexicano, Pueblo Francés, Pueblo Suizo, Pueblo Polynesio, Villa Hollywood, DC Universe, DC Super Friends, Pueblo Vaquero, and Bugs Bunny Boomtown. Major coaster offerings associated with the Six Flags era include Superman el Último Escape, The Dark Knight, The Joker, Medusa Steel Coaster, and Wonder Woman Coaster, with Wonder Woman Coaster identified in reference material as a 2018 addition. Six Flags México has been described as the most visited theme park in Latin America, with approximately 2.8 million annual visitors, but the supplied reference does not specify the year or methodology for that figure. The park temporarily ceased operations during Mexico City's COVID-19 red-light restrictions. Publicly reported safety incidents include a 2019 fall involving Rueda India and a 2020 head injury involving El Pingüino. The available material records the incidents but does not provide enough information to state the resulting regulatory or legal conclusions. Six Flags México remains an active destination park serving Mexico City and the broader Mexican market.
- 2018Wonder Woman Coaster identified as a major addition
Wonder Woman Coaster is identified in the reference material as a Six Flags México addition associated with 2018.
- 2016Justice League attraction announced
Justice League: Battle for Metropolis 4D is announced for the park.
- 2014Medusa Steel Coaster introduced
The former Medusa is relaunched as Medusa Steel Coaster after a major track and layout renovation.
- 2013The Joker and Medusa redevelopment announced
The park announces The Joker for 2013 and the conversion of Medusa into a steel-track coaster for 2014.
- 2012Seasonal events are introduced
Festival del Terror and Christmas in the Park are announced as new recurring or seasonal events.
- 2011Terminator X attraction opens
The park introduces Terminator X: A Laser Battle for Salvation, an indoor themed laser-tag attraction.
- 2009The Dark Knight introduced
The park adds The Dark Knight attraction.
- 2004Superman el Último Escape introduced
The park adds the Superman el Último Escape roller coaster.
- 2000Six Flags México opens
The renamed park reopens on April 14 after a major expansion and the addition of Six Flags-branded attractions.
- 1999Premier Parks acquires Reino Aventura
Premier Parks acquires the Mexican park and begins the transition to the Six Flags brand.
- 1993El Nuevo Reino Aventura reopens
The park reopens on July 3 with a new name and attractions including Río Salvaje, Viaje Inesperado, and Roller Skater.
- 1992Park closes for redevelopment
Reino Aventura closes for extensive remodeling and expansion in response to declining attendance.
- 1982Reino Aventura opens
The park opens on March 3 as Reino Aventura in Mexico City and is presented as the largest theme park in Latin America.
Products and positioning
A large destination amusement park aimed at families, teenagers, and thrill-ride enthusiasts in Mexico City and the wider Mexican market, combining major roller coasters with family rides, licensed entertainment properties, and seasonal events.
Roller coastersThrill rides
Roller coasters form the core of Six Flags México's high-intensity offering. The park's documented major coasters include Superman el Último Escape, The Dark Knight, The Joker, Medusa Steel Coaster, and Wonder Woman Coaster. They represent the park's shift from a general amusement venue toward a destination recognized for large-scale thrill rides and branded coaster experiences.
Medusa Steel CoasterSteel roller coaster2014
Medusa Steel Coaster is the rebuilt version of the former Medusa wooden coaster. Six Flags announced the conversion in 2013 for the 2014 season, describing a steel-track treatment with multiple inversions. The redevelopment preserved the identity of an established park attraction while substantially changing its ride experience.
The JokerSpinning roller coaster2013
The Joker is a Gerstlauer spinning coaster announced for Six Flags México in 2012 and associated with the 2013 season. The ride was relocated from Six Flags Discovery Kingdom, where it had operated as Pandemonium from 2008 through 2012, and brought a DC Comics character theme to the Mexican park.
Superman el Último EscapeRoller coaster2004
Superman el Último Escape is a Superman-themed coaster and one of the park's principal post-rebranding thrill attractions. It was introduced in 2004 and forms part of the park's long-running portfolio of high-profile rides based on Six Flags character properties.
Wonder Woman CoasterRoller coaster2018
Wonder Woman Coaster is a DC-themed thrill ride associated with the park's 2018 attraction lineup. Its inclusion continued Six Flags México's strategy of using recognizable comic-book properties to distinguish major rides and reinforce the DC Universe area.
Seasonal eventsLive entertainment and festivals2012
Festival del Terror and Christmas in the Park provide limited-time programming beyond the permanent ride collection. These events extend the operating calendar, add seasonal entertainment and atmosphere, and give the park distinct offerings for autumn and winter visits. The reference material also mentions Mardi Gras programming.
Justice League: Battle for Metropolis 4DInteractive media attraction2016
Justice League: Battle for Metropolis 4D is a DC-themed interactive attraction announced for the park in 2015 for the 2016 season. The concept combines motion-based presentation, special effects, and interactive elements rather than relying solely on conventional coaster hardware.
Terminator X: A Laser Battle for SalvationIndoor laser-tag attraction2011
Terminator X: A Laser Battle for Salvation is an indoor themed laser-tag attraction introduced in 2011. It expanded the park's product mix into interactive, media-based entertainment and complemented the larger outdoor rides.
Flagship businesses
- Medusa Steel Coaster
- Superman el Último Escape
- Wonder Woman Coaster
- The Joker
- The Dark Knight
- Festival del Terror
- Christmas in the Park
Marketing campaigns
- 2012Festival del Terror
Mexico
Six Flags México introduced a Halloween-oriented seasonal event built around horror-themed entertainment and the park's nighttime atmosphere.
Outcome. The event became part of the park's seasonal programming; the supplied material does not provide attendance or financial results.
- 2012Christmas in the Park
Mexico
The park announced a Christmas-season event to add holiday entertainment and extend its calendar beyond the regular operating season.
Outcome. The event became part of the documented seasonal offering, although the supplied references do not quantify its commercial outcome.
- 1993Free Willy filming and Keiko attraction promotion
Mexico · International film audience
The park served as a filming location for Free Willy and featured the orca Keiko, creating international visibility for Reino Aventura.
Outcome. The exposure was followed by animal-rights pressure seeking Keiko's removal and eventual release. The episode became a defining part of the park's historical identity.
Brand decisions
- 2020Suspend operations during COVID-19 restrictionsStrategy
Mexico City entered a COVID-19 red-light alert period with restrictions affecting public venues and entertainment operations.
What changed. Six Flags México temporarily closed its operations.
Aftermath. The supplied source confirms the closure but does not provide a reopening date or quantified financial impact.
- 2013Convert Medusa into Medusa Steel CoasterGeneration change
The park sought to refresh an established wooden coaster and add a more modern thrill-ride profile.
What changed. Six Flags announced a steel-track renovation with multiple inversions for the 2014 season.
Aftermath. The attraction reopened as Medusa Steel Coaster and became one of the park's signature rides.
- 2012Add The Joker and seasonal eventsProduct launch
Six Flags México continued the post-rebranding strategy of adding recognizable character attractions while broadening the calendar with special events.
What changed. The park announced The Joker for the 2013 season and introduced Festival del Terror and Christmas in the Park.
Aftermath. The announcements expanded both the permanent ride portfolio and the park's seasonal entertainment proposition.
- 1999Acquire and rebrand Reino AventuraM&A
Premier Parks acquired the Mexican amusement park after the Reino Aventura era and its earlier redevelopment efforts.
What changed. The operator changed the name to Six Flags México and planned a major expansion with approximately twenty new attractions.
Aftermath. The park reopened under the Six Flags name on April 14, 2000, establishing the current brand identity.
Reported acquisition price. Approximately $59 million (1999)
Controversies
- 1993Animal-rights controversy surrounding KeikoControversy
The use of the orca Keiko in connection with the park and the filming of Free Willy prompted animal-rights organizations to campaign for the whale's release. Keiko subsequently left the park, making the episode the best-known controversy in the property's history.
Recent events
- 2020Visitor suffers head injury on El Pingüino
An 18-year-old visitor identified as Abdiel Alexey reportedly suffered a head injury after being ejected from an unsecured seat on El Pingüino. Initial reports said he had died, but later reporting cited in the reference material said he was recovering.
Other - 2019Visitor injured after falling from Rueda India
A 15-year-old visitor, identified in the reference material as Carlos Joel Garza Marines, reportedly fell approximately ten metres from Rueda India and suffered leg fractures.
Other - 2013Six Flags México announces Medusa conversion to Medusa Steel Coaster
Six Flags announced that the existing Medusa wooden coaster would be substantially renovated with steel track and inversions for the 2014 season.
Product launch - 2012Six Flags México announces The Joker for the 2013 season
The park announced a Gerstlauer spinning coaster called The Joker. The ride had previously operated at Six Flags Discovery Kingdom under the name Pandemonium.
Product launchProduct generation - Six Flags México closes operations during Mexico City COVID-19 red-light restrictions
The park suspended operations during a period in which Mexico City entered the highest COVID-19 alert level. The supplied reference reports the closure but does not provide a reopening date.
RegulationOther
Sources
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