Reedbeta: Of course I did it that is why I am posting here. I could no find a decent model
Rued: thanks for the file. It seems to be a 2D file but thanks anyway. It is a very detailed map.
IceBlade: thanks for the link. Torbusquid has beautiful city models but the have a price. I found a Brazilian city but it is in .max format and I use Maya. I will find the way to convert it.
Thanks for your help guys