Sundarban is the world biggest mangrove forest. In Bangladesh tourism, Sundarban plays the most vital role. A large number of foreigners come to Bangladesh every year only to visit this unique mangrove forest. Besides, local tourists also go to visit Sundarban every year.
In mid-15th century, a Muslim colony was founded in the inhospitable mangrove forest of the Sundarbans near the seacoast in the Bagerhat district by an obscure saint-General, named Ulugh Khan Jahan.