Pressed alt+F to get the Satellite view, zoomed out to the widest decent view, then took 20 screenshots and stitched them together using layers in Paint.net. I think some other folks have stitching program to save time, but I had some time to kill.
Completed: RB Demogame - Gillette, PBEM46, Pitboss 13, Pitboss 18, Pitboss 30, Pitboss 31, Pitboss 38, Pitboss 42, Pitboss 46, Pitboss 52 (Pindicator's game), Pitboss 57
In progress: Rimworld
In progress: Rimworld