The Nakhon Ratchasima have civilization that is known in Thai as Dan kwian. Dan Khun thot of Nakhon Ratchasima and is also surrounded by mountains.E.g. Wang Nam khieo, Khao Yai, etc.
Nakhon Ratchasima is famous in Thailand civilizations such as Ford binder and Nakhon Ratchasima also surrounded by mountains such as Khao Yai. The Palace Green.