I've spent a few days creating a map for my fantasy story 'The Girl In The Mirror.' I needed to get clear in my mind where the location of each place was in my story and I was slowing down and needed something that would get the creative juices flowing again.
I will be posting it when I'm happy with it in a separate blog for the story: 'The Girl In The Mirror.
This map I have created in Microsoft Inspiration. A great little program. Some of it is freeware and the latest versions are not. http://downloads.phpnuke.org/en/download-item-view-g-g-n-y-l/Inspiration.htm
I guess you could use MS Publisher,
or there is Gimp http://www.gimp.org/ which is freeware and lastly,