Planes of Reailty, Planes, Possibilities, Dimensions, or Realms are infinitly numerous parallel possibilities of existence. They are limitless universes where every possible (and impossible) possibility is occuring. One Plane could be exactly the same as the next save for one tree being moved a foot over. Conversally, different Planes are hosts for micro and macrocosms of different peoples and societies. Many Planes exists in senses or dimensions that some organims cannot detect or begin to comprehend.