User blog comment:Rappy 4187/Technical Update: November 9, 2016/@comment-168424-20161111201448/@comment-1824272-20161112063643

Yep. You can try to overlay an image on top of it, but it's incredibly buggy because as stated, you have to overlay an image on top of the real-world map. Hilariously, it's easier to use the deprecated Maps feature to create maps from images.