My pleasure. Regarding the list, I would really like to see more people at list try out this forum. I personally feel that forums have a lot of advantages over email lists such as avoiding 5 replies to every question, easier search capability, and attachments, to name just a few.

I think the farms could use a bitmap of crops if there is such a thing, but I don't think it is needed. You have really achieved a nice balance between 'flat vector' graphics and the raster symbols. I can't really fault the quarry either as it just screamed quarry when I say it.