forum.freeciv.org

I've been poking around the tilesets (and rulesets), and considering making my own graphics. However, I haven't been able to figure out if you can change out the buildings art the same way you can swap out the unit art. Can someone point me to where in the tileset spec needs adjusting to do this? Or...

The domain seems to be a spam blog now

The domain shows up as parked with GoDaddy for me...