Unaz tells us about his campaign world Zierna, a traditional continent based fantasy world. In recent history Zierna was attacked by elemental archons which conquered vast swaths of territory. Thousands of humanoid refugees have taken shelter from the fire archon in the dwarven realms where they are safe. Unaz has a detailed campaign world with much of its recent history created in his past campaigns. He also keeps all of his notes using pen and paper the old-fashioned way!
Here is a map of Zierna