Nakhon Ratchasima or the most people called Korat. Nakhon Ratchasima has 20,494 square kilometers . It has 2,582,089 people (in 2553). Which is the biggest province in Thailand and Nakhon Ratchasima has the population is the second in Thailand.Nakhon Ratchasima is the Gateway to the Northeast and many popular attractions. Which there many tourists visit there all the year.