Laos–Thailand border

The Mekong or Mekong River ( , ) is a transboundary river in East Asia and Southeast Asia. It is the world's twelfth-longest river and the third-longest in Asia with an estimated length of and a drainage area of , discharging of water annually. From its headwaters in the Tibetan Plateau, the river runs through Southwest China (where it is officially called the Lancang River), Myanmar, Laos, Thailand, Cambodia, and southern Vietnam. The extreme seasonal variations in flow and the presence of rapids and waterfalls in the Mekong make navigation difficult, though the river remains a major trade ro

mountain range in Laos and Thailand

short confrontation between Thai and Laotian forces (December 1987 – February 1988)

international border

The meeting point of three countries in northeastern Thailand, southern Laos and northern Cambodia.

mountain in Chiang Rai province, Thailand

mountain in Thailand

mountain in Laos

treaty between French Indochina and Siam