Thousand thanks, Sum 1 won. I think I could never known it by myself. I was somewhat worried cause I have most of my cities in red, and I could't suppose it had a good meaning (done all you could do for that city), not a bad one. Thanks a lot.

By the way, do you know any cheat code for this game?

Does anyone know what HELLS mean city names displayed in red? I've reached the supposition that city names displayed in blue want to mean that there's a new population icon (in white) in the city display. This could have been used for something useful, but at least is more or less clear. But I've dr...