About 260 kilometers from Bangkok, Nakhon Ratchasima is the 6th largest city of Thailand. It is very closely related to the Khmer kingdom and has many of the Khmer cultures and historic histories in its city. This city is known best for their clay pottery products and museums of both artifacts and sites. Mainly engaged in agricultural activities that include farming of rice and other crops such as sugar cane, tapioca, corn, jute, peanuts, sesame and fruits. Most of the factories are rice mills, tapioca product manufacturers, and industrial factories. http://wikitravel.org/en/Nakhon Ratchasima