4. Online Sources Of Maps
From: Bryan Ray (via GMMastery Yahoo Group)
The Dundjinni User Creations forums are a very good source of objects.
http://www.dundjinni.com
RPGMapShare has hundreds of maps of varying quality. And even more objects to populate those maps.
http://www.rpgmapshare.com/
The GM's Apprentice is the host of a massive, organized art collection called the CSUAC. I don't know what that acronym stands for, but it's almost 700 MB worth of art, free of charge.
http://www.gmsapprentice.com/
And, the Cartographers' Guild, where most of the mapmakers are very free to share their work with GMs in need of a good map. Also note that there is a map requests forum there, in case you need something specific and don't mind either waiting a while or paying for it.
http://www.cartographersguild.com