Sundarbans is a vast forest in the coastal region of the Bay of Bengal which is one of the natural wonders of the world. Located in the delta region of the Ganges, Meghna and Brahmaputranidari basins, Khulna, Satkhira, Bagerhat, Patuakhali and Barguna districts of Bangladesh and two districts of West Bengal, India, spread across North 24 Parganas and South 24 Parganas. The Sundarbans is the largest forested forest in the world, as the largest mangrove forest in the coastal environment. [2] The Sundarbans, which are spread over 10,000 sq km, are 6017 sq km [3] in Bangladesh [4] and the rest is in India. Sundarbans was recognized as UNESCO World Heritage Site in 1997. The Bangladesh and Indian part of it is in fact the adjacent part of the same uninterrupted land, but the UNESCO World Heritage List has been listed in different names; In the name of "Sundarbans" and "Sundarban National Park" respectively. The Sundarbans are trapped in the net, with small streams of marine streams, mud shores and mangrove forests, small-scale archipelago. 31.1 percent of the total forest area, which is 1,874 sq km, is riverine, inlet and bills, and is a watery area. [3] Forests, well-known Royal Bengal tiger, besides many species of birds, Chitra deer, crocodiles and snakes are also known as habitats . According to the survey, 500 tigers and 30,000 chitra deer are now in the Sunderban area. On 21 May 1992, the Sundarbans were recognized as the place of Ramsar.