Tír na n-Óg

Tir na n-Og was a world at the end of the universe it was created by Goibhnie a scientist who wanted to see the sociological effects of making a world. On the world there where all sorts of mythological creatures such which where known on the planet Earth as myth and Legand such as the Firbolg which were known as Unicorn's on Earth. There was a link between Tir na n-Og and Earth due to a Stone Cirlce on Earth being a gateway. This lead many humans to go to the world by accientd. At one point The Seventh Doctor and Ace went their by accident and restored the sun there known to locals as Arawn’s Wheel. Once the Doctor had saved it, he closed of the portal and gave the Arawms Wheel 2000 more years. (NA: Cat's Cradle: Witch Mark)