The Sundarbans is the largest single block of tidal halophytic mangrove forest in the world. The name Sundarban can be literally translated as “beautiful forest” in the Bengali language. It is situated on the lower end of Gangetic West Bengal. Sunderban is bound on the west by river Muriganga and on the east by rivers Harinbhahga and Raimangal. Other major rivers flowing through this eco-system are Saptamukhi, Thakurain Matla and Gosaba. Sunderban is characterized by the sundari trees that give the mangrove their name. Sunderban consists of a large flora population like genwa, dhundal, passur, garjan and kankra. Sunderban Biosphere Reserve was constituted by Government of India (GOI) in 1989 and it received the recognition of UNESCO under its Man and Biosphere (MAB) Programme in November, 2001. Sunderban is the only mangrove forest in the world which is the home of Tigers(Royal Bengal Tiger). Sunderban Tiger Reserve has the highest tiger population in the world.
Sunderban is among the five Natural World Heritage Sites In India namely, Kaziranga National Park, Manas National Park, Keoladeo Wildlife Sanctuary, Sunderban National Park and Nandadevi National Park.
The best time to visit the Sunderbans is between September and February. The mean maximum and minimum temperature is around 340C and 200C, respectively. However the region experience high humidity and annual rainfall is between 1500 to 2500 mm. The heaviest rainfall is during the monsoon that stretches between mid Junes to mid September.