russell.deffner: Hello usmanlatif - depending on when they want to host the mapathons, I would suggest they just go to the Tasking Manager a week or so before and pick something that has plenty of mapping left. You/they can now use the filters to select projects that still require mapping and are beginner difficulty; i.e.
https://tasks.hotosm.org/explore?difficulty=BEGINNERIt looks like there are quite a few projects for Solid Waste Mapping in Mogadishu just getting started, that might be a good campaign for them to get involved with. Let us know how else we can help!