Dan beat me to it, of course, but the DLG maps are probably the way to
go. I did a quick comparison for you....
There's also the option of finding a GIF map you like from something
else, matching the domain and projection in WXP, and then using wxploop
to overlay your data atop the map.
Ben Cotton, KC9FYX
Department of Earth and Atmospheric Sciences
O: 765 49-61546
C: 765 586-8992