🇹🇭 Ubon Ratchathani is one of the four major cities of Isan, also known as the "big four of Isan." The city is on the Mun River in the south-east of the Isan region of Thailand, and is located 615 km away from Bangkok. It is known as Ubon for short. The name means "royal lotus city". Ubon is the administrative centre of Ubon Ratchathani Province.
The Ubon Ratchathani urban area includes Thetsaban Nakhon Ubon Ratchathani (Ubon municipality), Thetsaban Mueang Warin Chamrap (Warin municipality) and Thetsaban Tambon Kham Yai, Thetsaban Tambon Saen Suk, Thetsaban Tambon Pathum, Tambon Kham Nam Saep, and Thetsaban Tambon Ubon.
Ubon Ratchathani has a population of over 85,000 people. Ubon Ratchathani also forms the centre of the wider Ubon Ratchathani metropolitan area which has a population of over 200,000 people.