Chittagong is a major port city on the Bay of Bengal coast in the southeastern corner of Bangladesh. Chittagong is the largest seaport in Bangladesh and the second largest city in Bangladesh. It is located on the south-eastern side of Bangladesh on the banks of the Karnaphuli River. Chittagong University and Chittagong University of Engineering and Technology have been established in this port city for higher education. In 1981, the former president of Bangladesh, Ziaur Rahman, was assassinated in Chittagong. Zia Memorial Museum was established in Chittagong city in 1993 after his name.
Chittagong's excellent natural seaport became well-known to the Mediterranean world and Arab sailors. The port was called Porto Grande by travelers. According to many it was well known as "the most famous and richest city in the kingdom of Bengal". Nawab Shaista Khan, the Mughal governor of Bengal, captured the region in 1666. Later, in 1760, the Chittagong region was handed over to the British East India Company. Chittagong was formed as a municipality in 1864. The headquarters of Bangladesh Railway is located in Chittagong and the port was the center of life and trade of the city. After the creation of Pakistan in 1947, the port grew considerably when much of the important business trade was shifted from Calcutta to Chittagong. Chittagong port became well-known as the gateway to Bangladesh for foreign trade with well-equipped facilities and numerous permanent jetties and moorings.
The area around Chittagong is heavily populated and consists of a narrow strip of coast along the Bay of Bengal and fertile valleys. The climate is humid, warm and even, with heavy rainfall. The main rivers of the Chittagong region are Karnaphuli, Sangu, Matamuhri, Feni and Halda. Besides, the hilly area of ​​Chittagong region is also made up of high hills.