1) Middle-earth realm 
In the fiction of J. R. R. Tolkien, Rhovanion or Wilderland was a large region of northern Middle-earth. It extended to the east as far as the inland Sea of Rhûn; north to the Grey Mountains and Iron Hills, home of the Dwarves; west to the range of the Hithaeglir, or Misty Mountains; and south to the line marked by the Limlight river, Anduin, Emy...