Board Thread:General Discussion/@comment-35046955-20180522211045/@comment-27573690-20180530012124

There are many ways to make maps. Often times existing maps are used.

To make entirely new maps is longer but possible. First vectors must be made, before anything else. I may reccomend Ink Scape a free program. GIMP may be better to edit a map once you have the lines the way you like.