BangladeshBangladesh, is a sovereign country in South Asia. It forms the major part of the ethno-linguistic region of Bengal.Dhakaformerly spelled as Dacca) is the capital of Bangladesh. It is the principal city of Dhaka District and Dhaka Division. It is one of the world's most populated cities, with a population of 17 million people in the Greater Dhaka Area. Dhaka is one of world's most populated cities, with a population of about 15 million people.Chittagongis a major coastal seaport city and financial centre in southeastern Bangladesh. The city has a population of more than 2.5 million while the metropolitan area has a population of over 6.5 million.Khulnaisthe third-largest city in Bangladesh.The Ganges, also Ganga is a trans-boundary river of Asia which flows through the nations of India and Bangladesh.The Jamuna Riveris one of the three main rivers of Bangladesh.The Ganges-Brahmaputra Deltain Bangladesh low landed country (also known as the Brahmaputra Delta, the Sunderbans Delta, or the Bengal Delta and in West Bengal (India) is a river delta in the South Asia region of Bengal, consisting of Bangladesh and the state of West Bengal, India. It is the world's largest delta, and empties into the Bay of Bengal.