Masada
From DQWiki
A fortress, reputed to be of great size and strength, home of Rashak the Destroyer.
The exact location of Masada is unconfirmed but is known to be atop a mountain plateau, and from the size and shape of the Dark Circle is estimated to be near the headwaters of a major river that flows to the eastern side of the Five Sisters.
Some images of Masada;
http://www.jewishvirtuallibrary.org/images/masada.jpg
