Take the map(s) from an old adventure like The Village of Farthis and The Catacombs of Farthis (which combine as a nice little adventure, wish they would be converted to 3.5 by someone who knows how to...)

The provided village map is:

and the provided catacomb map is:

(wonky transparency on that gif, eh?)

The idea is to make these into modern colour maps that you would find in a purchased adventure module today...NOT A BATTLEMAP or a VTT map.

-Rob A>