Siam Total War is a mod that covers the history of Siam (Thailand) and mainland South East Asia as a whole from the years 1530-1700. Inspired by movies like 'Suriyothai' and 'Naresuan', it will have a very unique feel and cover a great deal of history that few westerners know about.
Here is some of the progress we have made at modding the vanilla Medieval 2: TW map