Program Files\Firaxis Games\Sid Meier's Civilization 4\ModsĪs you find files that you would like to modify, save a copy to your Mods\YourMod folder, being sure to preserve the exact file tree. Before doing anything, create a new sub folder in the Mods folder of your Civ 4 directory, which is probably located here:
The most important thing is to not overwrite the original files in your Assets folder. If you are new to modding, I'd suggest looking at one of the many 'intro to modding' type posts before beginning. I feel like I owe something to the boards, so I've been looking for a post I can answer, and, at long last, I've found one!
I have been lurking in the shadows and using this site as a reference while I've been constructing an ever-growing mod.