Rangamati is located in the Chittagong Division. It is bordered by the Tripura state of India to the north, Bandarban District to the south, Mizoram State of India and Chin State of Myanmar to the east, and Khagrachari and Chittagong Districts to the west. Rangamati is the only district in Bangladesh with international borders with two countries: India and Myanmar. The area of the district is 6116 km2 of which 1292 km2 is riverine and 4825 km2 is under forest vegetation.
Rangamati was a contesting ground for the kings of Tripura and Arakan. This region came under the Mughal Empire after the Muslim invasion in 1566. In 1737 Sher Mosta Khan, a tribal leader, took refuge with the Mughals. After this the Chakma settlement began along with various other settlements of varying ethnicity. From 1760 to 1761, this land was leased to the East India Company.
Sajek Valley is an emerging tourist spot in Bangladesh situated among the hills of Kasalong range of mountains in Sajek union, Baghaichhari Upazila in Rangamati District. The valley is 2000 feet above sea level.
Dumlong mountain in Belaichori, Rangamati, Bangladesh may be the second highest mountain in the country, as claimed by Md.Wadud Mohosin Rubel with his three travel fellows, Asif Aminur Rashid, Nagib Meshkat & Abdul Haq in 2011
Kaptai Lake is the largest man made lake in Bangladesh. It is located in the Kaptai Upazila under Rangamati District of Chittagong Division. The lake was created as a result of building the Kaptai Dam on the Karnaphuli River, as part of the Karnaphuli Hydro-electric project. The Kaptai Lake's average depth is 100 feet (30 m) and maximum depth is 490 feet (150 m).
Shuvolong a place in Barkol sub district, located about 25 kilometers (11 kilometers as the crow flies) away from Rangamati town. There are few waterfalls in Shuvolong area with the largest one falling from as high as 300 feet. In the past several years, this place has turned into a tourist destination due to beautiful waterfalls and the nearby market. Shuvolong is easily accessible by speed boat or motor boats from Rangamati.