Warren Township, Lake County, Illinois

Six Flags Entertainment Village was the working title for a proposed 134-acre (54 ha) entertainment complex in Gurnee, Illinois, across and west of Six Flags Great America, located near Interstate 94. Owned by Six Flags and developed by Prism Development Co., the complex would have cost US$400 million. This project was intended to generate over US$5,000,000 a year. The complex was projected to draw in 400,000 visitors annually and would have been built in multiple phases.Phase one of the entertainment complex was planned for 1999, and phase two was planned in 2002 before the final date of opening was planned for 2000. Opposition to Six Flags Entertainment Village arose in 1998, with disapproval from the president of Long Grove, Illinois. He was joined by a citizens group entitled Citizens United, a Residential Village of Gurnee which formed to cancel the project. They cited congestion and rising tax prices as reasons for the disapproval of the entertainment village. Plans for the complex fell through in 1999 after residents had mainly voted against the village.

Six Flags Hurricane Harbor Chicago is a 20-acre (8.1 ha) water park located in Gurnee, Illinois, United States. Six Flags owns and operates the park, which is located within the Chicago metropolitan area. The park opened on May 28, 2005, as part of a US$42 million expansion of the adjacent amusement park Six Flags Great America, from which it has been separately gated since 2021. In the late 1990s, interest in building a water park close to Six Flags Great America was proposed; residents of Gurnee opposed these plans. A later water-park plan succeeded in 2004, when Gurnee officials confirmed a water park would be built. In its first year of operation, the park received 1.3 million visitors. Six Flags Hurricane Harbor Chicago has 25 water slides and a themed area named Riptide Bay. The most recent addition, Tsunami Surge, is the world's tallest water coaster, which received accolades from the World Waterpark Association and Amusement Today's Golden Ticket Awards.

Great Wolf Lodge is a resort and indoor waterpark of 30 acres (12 ha) located in Gurnee, Illinois near Six Flags Great America and Gurnee Mills. It was originally opened as "KeyLime Cove" and was listed as the "Official Resort of Six Flags Great America". The resort is located about an hour away from Chicago and less than an hour from Milwaukee.

Viper is a wooden roller coaster located at Six Flags Great America in Gurnee, Illinois, which opened in 1995. Viper is a clone of the Coney Island Cyclone and is the only roller coaster ever to be built directly by Six Flags. Viper is also the only wooden roller coaster with this name (all other roller coasters named Viper, both operating and not, have been steel roller coasters). It was built by Rygiel Construction.

Space Shuttle America (also known as Space Shuttle America - The Next Century) was a motion simulator ride at the Six Flags Great America theme park in Gurnee, Illinois, that opened in 1994. The ride's main feature was a full-scale replica of an American Space Shuttle orbiter. It closed permanently after the 2007 season and was removed on December 5, 2009.

Tsunami Surge is a water coaster located in Six Flags Hurricane Harbor Chicago, in the Riptide Bay area that opened on May 29, 2021. Manufactured by WhiteWater West, the water coaster claims the title of the tallest water coaster in the world at 86 feet (26 m), even if there are higher water coasters such us the italian Divertical at 60 metres (200 ft). Announced in 2019, the water coaster suffered a delay following the effects of the park's closure and construction delays relating to the COVID-19 pandemic.

Sky Trek Tower is a 285-foot (87 m) gyro tower located at Six Flags Great America in Gurnee, Illinois, United States. Manufactured by Intamin, the attraction is the tallest free-standing structure in Lake County, Illinois. Opening on June 28, 1977, the ride was part of an expansion program by the Marriott Corporation following the opening of their Great America parks the year prior. From 2019 to 2023, the ride was closed to the public.

Six Flags Great America is an amusement park located in Gurnee, Illinois, within the northern Chicago metropolitan area. Originally opened in 1976 by the Marriott Corporation as Marriott's Great America, Six Flags has owned and operated the park since 1984. It features four themed areas and fifteen roller coasters, as well as a 20-acre (81,000 m2) water park called Hurricane Harbor Chicago. Over 3 million guests visited Six Flags Great America in 2017, ranking it among the top 20 amusement parks in North America for attendance.

Raging Bull is a steel roller coaster located at Six Flags Great America in Gurnee, Illinois. Designed by Werner Stengel and manufactured by Bolliger & Mabillard (B&M), the ride opened to the public on May 1, 1999. It features a 208-foot (63 m) first drop, a maximum speed of 73 mph (117 km/h), and a track length of over 5,000 feet (1,524 m). It was the second B&M Hyper Coaster model to open in the United States, closely following the opening of Apollo's Chariot at Busch Gardens Williamsburg.

Alpine Bobsled is a steel bobsled roller coaster located at The Great Escape and Hurricane Harbor amusement park in Queensbury, New York. Manufactured by Intamin, the coaster first opened to the public in 1984 at Six Flags Great Adventure. It was relocated to Six Flags Great America in 1989, and then to Great Escape in 1998.

Whizzer, originally Willard's Whizzer, is an Anton Schwarzkopf Speedracer roller coaster located at Six Flags Great America in Gurnee, Illinois. It was one of two identical roller coasters built for the Marriott Corporation for each of their “Great America” parks at their debut in 1976, with an identical version of the Whizzer at California's Great America. Marriott continued to operate both parks until selling them in 1984. Manufactured by Anton Schwarzkopf of Germany, the two rides were the last “Speedracer” models ever built. The California Whizzer was dismantled in 1988 while the Illinois Whizzer remains in operation, as one of only two Speedracers still in existence worldwide (the other operating as Broca (formerly known as Zambezi Zinger) at Parque Nacional Del Café in Montenegro, Colombia).

Giant Drop is a drop tower ride located at Six Flags Great America in Gurnee, Illinois, United States. Manufactured by Intamin, the ride opened to the public on April 26, 1997, as part of a three-phase plan for the park's Southwest Territory area. The attraction opened alongside Dare Devil Dive, a skycoaster attraction, in the County Fair section of the park. Set in the Loco Diablo Mine, the ride is themed as an ore excavator built by the fictional Southwest Mining Company. The ride received a temporary re-theme in 2017 under the name Drop of Doom featuring virtual reality headsets in partnership with Samsung. At a height of 227 ft (69 m), the ride is the second tallest attraction at Six Flags Great America, behind Sky Trek Tower at 330 ft (100 m).