It lies roughly between 20°-24¢ North Latitude and 88°-1¢ East Longitude. It has an area of 1,44,000 sq km. Bangladesh is situated on the north eastern side of the South Asian Subcontinent. Her long southern coastline along the Bay of Bengal shares the Indian Ocean with India and Burma. It is bordered on the West by the two Indian states of West Bengal and Bihar and on the East by Assam and Burma. On the North of Bangladesh lies Nepal, Sikkim and Bhutan and to their North sprawls the vast territories of Tibet in the People's Republic of China. In the South eastern corner, she has a common border with Burma. The plains of Bangladesh are watered by one of the most remarkable network of rivers in the world the important rivers being Padma, Meghna, Brahmaputra and Jamuna. The Hills, which are located in Sylhet and the Hill Tracts Districts, are mostly low hills covered with green forests.