Today it's the turn of Central Essos - the stripe of the world containing the Dothraki Sea, Old Valyria, the slaver cities of Astapor and Mereen, the Red Waste and the Bone Mountains that cleave the continent in two. In the article I go into some of the fun features of this part of the world that makes it much more than just the playground of the horse-lords.
Unfortunately the publishers and GRRM are only willing to allow these low res images on the web. You'll need to pick up the 6 sq foot poster map to see the full thing. Here it is (along with the other 11 poster maps in the set): [link]