Chittagong Hill Tracts
The Chittagong Hill Tracts (Bengali: পার্বত্য চট্টগ্রাম, Parbotto Chôṭṭogram) comprise an area of 13,180 km2 in south-eastern Bangladesh. The area forms the border of Bangladesh with India or Myanmar (Burma). It was a single district of Bangladesh till 1984. In that year it was divided into three separate districts: Khagrachari, Rangamati and Bandarban. Topographically, this is the only hill intensive area of Bangladesh.