Chiang Mai, sometimes written as Chiengmai or Chiangmai, is the largest city in northern Thailand, the capital of Chiang Mai province and the second largest city in Thailand. It is 700 km (435 mi) north of Bangkok in a mountainous region called the Thai highlands and has a population of approximately 127,000 within the city municipality, as of 2023. . The heart of the city is commonly defined by a square area about 1.6 km x 1.6 km. It is bordered by ancient red brick walls (now only remnants), and has a moat surrounding it.
https://en.wikipedia.org/wiki/Chiang_Mai