By rock wall it was rung
with mile wide vale.
Towering above all where the seeing were hung
Till lost to the Dunland was its tale.
Isengard
Failed: Orthanc
Isengard ("Iron Fortress", Angrenost in Sindarin) was a great fortress located within a valley at the southern end of the Misty Mountains near the Gap of Rohan. In the centre of the Ring of Isengard stood the stone tower of Orthanc.
Tolkien Gateway: Isengard
Content contributed by Ernie Hakey & Scott Baltes