Here is an experiment I've done for making maps in Blender
From a map supplied by our GM, I made scenery in Blender that sorta matched it using building models from opengameart ( cc-0 ) and some buildings I made for 3d printing for modern micro-armor ( 6mm) wargaming.
I figured all I had to do was render it from the top, down and it should be good
Clearly I need to learn how to texture scenery and lighting better ( I'm okay with modeling though )

Step 1
Click image for larger version. 

Name:	bordertown.png 
Views:	45 
Size:	3.70 MB 
ID:	132021

Step 2
Click image for larger version. 

Name:	top_view_for_paths.png 
Views:	58 
Size:	7.44 MB 
ID:	132022

Step 3
Click image for larger version. 

Name:	bordertown_render_1.png 
Views:	80 
Size:	4.41 MB 
ID:	132023