The Ruins of Alzadaal is a region in the Besieged system in Final Fantasy XI. It is actaully the only region on all of Vana'diel that does not actually exist above the surface.
Rise of the Zilart - Chains of Promathia - Treasures of Aht Urhgan - Wings of the Goddess - A Crystalline Prophecy - A Moogle Kupo d'Etat - A Shantotto Ascension