Khon Kaen is the capital of Khon Kaen province and the fourth-largest city in Thailand. It is one of the four major cities of Isan, Northeast Thailand, also known as the "big four of Isan", the others

Tak is a town in north-west Thailand, capital of the Tak Province and the Tak district. As of 2005 the town had a population of 19,900 and an area of 7.27 km2. It covers the tambon Rahaeng, Nong Luang