I was searching around the internet today and foud a site where you can get a topographical map of almost anywhere. You search by State then put in the area and County. It pulls up a very nice topo map of the area. I can use this for the Jeep and also at work.
Hope it helps you guys as well.
http://libremap.org/data/
Mods I hope this is within our limits, awesome resource that is free.