During the Fifth Astral Era, it was the location of the great city-state of Mhach. They eventually summoned void beings against their enemies in the War of the Magi, the cities of Nym and Amdapor. Ultimately the chaos of the war angered the Elementals, who destroyed all three cities in a cataclysmic flood. When the flood waters receded, all that remained of Mhach were ruined buildings amidst a vast salty marsh.