is a huge flat-land covering four provinces, Surin, Roi Et, Maha – Saraham and Buriram, with an area of about one million acres. The name literally means the Weeping Field of the Kula (a tough nomad people). For it was scorching dry in the summer and totally inundated during the rainy season, with no natural water sources or tall trees to provide shade. However, it has been partially developed developed for agricultural purpose through a land reform project to turn it into a vast productive farming area.
- Ku Ka Sing
- Roi Et Reservoir