It is a large province in the Northeast and is the center of the Mekong area is 564 kilometers away from Bangkok, approx. 11730 square kilometers. The top 4 of the North East and also has one of the oldest civilization of the country and world. Fertile terrain with Udon Thani province is the location of the old North is vast in territory ruled countries. Udon Thani is currently the center of both air and road transport of the Northeast as the center of Government and the economy of Eastern. The North and the Mekong region as well as a Conference Center and the Northeast.