what is up whit the ai's setteling their new cities halfway across the map from their capital just to get that 1 luxury resourse. it ruins the game for me later in the game as spread out empires are easier to be at war whit than a "compact" one 
I suspect its the 5 tiles away for city placement mod I have but I never really had that problem in G&K except late game

I suspect its the 5 tiles away for city placement mod I have but I never really had that problem in G&K except late game