Simsang River originates from the Nokrek Biosphere Reserve located in the western part of
Meghalaya. The river flows through the
East Garo Hills and
South Garo Hills Districts. It has a vast plain land along the bank, where the Garos made their last major resistance to the British intrusion into Garo Hills, during the year 1837. Other notable attractions nearby on the banks of this river include
Sisobibra, Siju Caves,
Baghmara, Ronrenggiri Coalfield and Naphak Lake.
