Sangu River is the complete part of the natural beauty of Bandarban. It follows a northerly circuitous course in the hill tracts up to Bandarban. It enters the district from the east and flows west across the district and finally falls into the bay of Bengal at the end of a course of 270 km. This river is flowing through the hills thousands of years. It is an important route to communicate with Ruma and Thanchi Upozilla. It has huge financial interests for the population of Bandarban. This river is widely used for transportation, agricultural and other necessary products for the people of remote community. In the winter season the current of the river almost becomes stagnant but in the rainy season the current becomes aggressive. Visitor must be attract with the beautification scattered on the both sides of it. You can find here hills, forests, falls with a river together. All the way you will be thrilled only and it is simply amazing.