Here is a cool app I ran across. It has google maps and can be used with GPS. This is freeware as well so can't go wrong there.
http://map4pda.com/software.1.2/Map4PDA-1-2.cab
Here's the link that was sent to me that has some extra information as well.
http://seattlefrancophone.info/viewt...hp?p=1168#1168