Sylhet is a major city in north-eastern Bangladesh. It is the main city of Sylhet Division and Sylhet District, and was granted metropolitan city status in March 2009. Sylhet is located on the banks of the Surma Valley and is surrounded by the Jaintia, Khasi and Tripura hills. It is one of the largest cities in Bangladesh. The Sylhet region is well known for its tea gardens and tropical forests The city is also known for its business boom; being one of the richest cities in Bangladesh, with new investments of hotels, shopping malls and luxury housing estates, brought mainly by expatriates living in the United Kingdom.Sylhet division has enormous tourism potential. There is a green carpet of tea plants on small hillocks. Natural reserved forests are great attractions. Migratory birds in winter, particularly in the haor areas, are also very attractive in this area.The major tourist destinations surrounding the city are Jaflong, Sripur, Habiganj, Madhabkunda waterfall, Golapganj Botanical Gardens.