Record-Breaking Roller Coaster Is Coming To Six Flags Magic Mountain Hold onto your phones — the world’s tallest and longest single-rail roller coaster is coming to Six Flags Magic Mountain in Southern California next year. The new ride, Wonder Woman Flight of Courage, is expected to open in the summer of 2022. Adding this wild ride also means Six Flags Magic Mountain will have the most coasters of any theme park in the world. The ride, which will be built in the DC Universe area of the park, will feature 3,300 feet of track, an elevation of 131 feet, an 87-degree first drop, and speeds of up to 58 mph. Six Flags Magic Mountain is located in Los Angeles County.