Rattanakiri is a province located in the northern and eastern part of the country, whose capital is the city of Banlung. The region has many mountains, the source of countless tributaries of the Mekong River and form attractive waterfalls. This place is characterized by red dirt roads and magnificent waterfalls (Kachang, Katieng, Ou’Sean Lair, Ou’Sensranoh, Cha Ung) Virachay National Park, and Lake Volcanic Loam Yeak.