Chittagong Hill TractsThe Chittagong Hill Tracts, often shortened to simply the Hill Tracts and abbreviated to CHT, are group of districts within the Chittagong Division in southeastern Bangladesh, bordering India and Myanmar (Burma). Covering , they formed a single district until 1984, when they were divided into three districts: Khagrachari District, Rangamati Hill District, and Bandarban District. Topographically, the Hill Tracts are the only extensively hilly area in Bangladesh.
SylhetSylhet (সিলেট), sileʈ; ꠍꠤꠟꠐ, silɔʈ) is a metropolitan city located in the northeastern region of Bangladesh. It is the administrative center of Sylhet Division. It is situated on the banks of the Surma River. The city has a population of approximately 700,000 people, making it the fifth-largest city in Bangladesh. Sylhet is known for its tea plantations and natural beauty. The city has a history that dates back to the 14th century, and it has been ruled by various dynasties and empires, including the Mughals, British, and the Nawabs of Bengal.
Northeast IndiaNortheast India (officially the North Eastern Region (NER)) is the easternmost region of India representing both a geographic and political administrative division of the country. It comprises eight states—Arunachal Pradesh, Assam, Manipur, Meghalaya, Mizoram, Nagaland and Tripura (commonly known as the "Seven Sisters"), and the "brother" state Sikkim. The region shares an international border of (about 99 percent of its total geographical boundary) with several neighbouring countries – with China in the north, with Myanmar in the east, with Bangladesh in the south-west, with Nepal in the west, and with Bhutan in the north-west.