You can return back to my Fortnite maps here.
I received a trademark takedown from Hasbro, when I recently renamed the map from "Four-tissimo - Four in a Row" to "Four-tissimo - Connect Four." The map is essentially un-publishable on a project-wide level, so I cloned the entire island onto a new project.
There were other Connect Four maps on Fortnite which used the actual board and coloured pieces, and for the longest time, I wondered why those maps weren't findable anymore. But now I know.
These are from earlier releases of the game: