Six Flags Houston was a name that referred to both Six Flags AstroWorld and Six Flags WaterWorld.
Six Flags AstroWorld[]
- Main article: Six Flags AstroWorld
Six Flags AstroWorld was the main park of Six Flags Houston. It originally opened in 1968, and closed in 2005.
Six Flags WaterWorld[]
- Main article: Six Flags WaterWorld
Six Flags WaterWorld was the water park of Six Flags Houston. The park opened in June 1983. Admission to the water park was separate for almost 20 years, until it was decided in 2002 to allow admission to both parks with one paid ticket.