In J. R. R. Tolkien's legendarium, Arda is the name given to the Earth in a period of prehistory, wherein the places mentioned in The Lord of the Rings and related material once existed. It included several seas and oceans, and the continents of Middle-earth, the Dark Lands, and Aman, as well as the island of Númenor and other lands, left largely unnamed by Tolkien. Overview Arda was part of Eä, the universe of all which exists. Arda was created, together with the rest of Eä, thr… (More on Arda)