I remember a similar thread here. I post a map, and posters can guess what the map represents. I check back often, and when someone gets it right I'll let you know. Then, anyone else can post another map for us to guess on. If nobody gets it right for at least 24 hours, I'll reveal the answer:
The first map:
I initially deleted this because someone told me that this belongs in the "post random maps" thread, but that seems to be only for elections; the maps here can represent basically any kind of data or facts.