Well of Shiuan (Morgaine Saga, Book 2)

SUMMARY: The world of Shiuan was doomed. Rising waters and shattering earthquakes had sealed its fate. The only escape routes were the Gates. And just as this knowledge dawned on the desperate tribes and cities there appeared the woman Morgaine--whose mission was to seal Shiuan's Gates. Morgaine, the White Queen, journeys to the world of Shiuan, followed by her enemy, Chya Roh, in order to close a gate between worlds left by forgotten civilization