Pounder
Phaethon was here
This is probably the easiest mod I've done. Those polar caps never connect to anything and you can't walk on them.
This is for Snoopy's Standard terrain. (download post #1)
Rhye's Version (download post #5)
New Sept 9, 2005 No More Bonus Food and Shield Markers (download on Post #13)
Goes in:
C:\Program Files\Infogrames Interactive\Civilization III\Art\Terrain
Don't forget to backup original in case you want them back.