Luang Namtha is a district as well as the capital of Luang Namtha Province in northern Laos. The city lies on the Tha River.
Luang Namtha is a popular tourist destination, and a base for treks, biking to the surrounding hill tribe villages. The Luang Namtha Museum is in the town.
Wikipedia https://en.wikipedia.org/wiki/Namtha_District
Coordinates 21°0'25.994" N 101°24'27.49" E