The Trishna Wildlife Sanctuary (TWS) is located in South Tripura District of Tripura and covers an area of about 163.08 square kilometres. It has a number of perennial water rivulets, water bodies and grass land. In this sanctuary, there are patches of virgin forests which are rich in rare vegetation. Indian Gaur (Bison) is an attraction of this sanctuary. Apart from it, there are varieties of Birds, Deers, Hollock Gibbon, Golden Langur, Capped Langur, Pheasant and many other animals and reptiles.