Becoming name suggests, this could be the park's giant roller coaster.
The figure drawing sessions maintained a core of attendance for a handful of years. It was the very first Six Flags park to ever open, in 1961. https://www.appliancehelper.net/forward/forward.php?Link=aHR0cHM6Ly9xdWlja2FsZXJ0Lm5ldC8