Six Flags Sydney

 is an amusement park in Eastern Creek, Sydney, New South Wales, Australia. Officially opened in December 1985 by the Premier of New South Wales, Neville Wran, as Australia's Wonderland, it is one of the Southern Hemisphere's largest theme parks. The park is owned by and operated by Six Flags.

Roller coasters

 * Batman: The Ride (added 2005; a B&M Batman Clone; replaced The Demon)
 * The Bush Beast (added 1985; a wooden roller coaster)
 * Boomerang: Coast to Coaster (added 2005; a Vekoma Boomerang)
 * The Joker (added 2015; a Vekoma Flying Dutchman)
 * Mr. Freeze: Reverse Blast (added 2005; a Premier Rides Launched Shuttle Coaster)
 * NXT Bush Beast (added 2013; a RMC wood-steel hybrid coaster; rebuilt from Sydney Cannonball which replaced The Beastie)
 * Superman: Ride of Steel (added 2005; a B&M Floorless Coaster; clone of at )
 * Wonder Woman's Lasso of Truth (added 2016; a Zamperla Volare coaster)
 * X: Down Under (added 2018; a Premier Rides Sky Rocket II roller coaster with a 4D style train)

Roller coasters

 * The Beastie (1985-2002; relocated to Six Flags Great Kadsre in 2005 as Son of Highwire)
 * The Demon (1992-2004; sold to Alabama Adventure where it operated from 2005 until 2011 as the Zoomerang. The ride closed in 2011 and in 2013 was relocated to Wonderla in India under it's old name)
 * Sydney Cannonball (2005-2011; an Intamin Prefab Wooden Coaster; rebuilt by Rocky Mountain Construction into NXT Bush Beast)

Trivia

 * The Bush Beast is the only remaining ride from day one.
 * Six Flags Sydney is often considered the most innovative park in the Six Flags chain.