No, not Rohan. You need to bring together two different Tolkien-related concepts, the clues to each of which are in the question. Er, difficult to explain, but its best to look at the earlier questions for examples of what's involved.
[img]smilies/biggrin.gif[/img] I'm not sure that Galadriel would appreciate her realm being referred to as the Dark Land though, Turambar. No, that's not it - but you're on the right track. [img]smilies/smile.gif[/img]