Douala is the largest city in Cameroon and its economic capital. It is also the capital of Cameroon's Littoral Region. It was home to Central Africa's largest port, now being replaced by Kribi port. It has the country’s major international airport, Douala International Airport (DLA). It is the commercial and economic capital of Cameroon and the entire CEMAC region comprising Gabon, Congo, Chad, Equatorial Guinea, Central African Republic and Cameroon. Consequently, it handles most of the country's major exports, such as oil, cocoa and coffee, timber, metals and fruits. As of 2023, the city and its surrounding area had an estimated population of 5,066,000 The city sits on the estuary of Wouri River and its climate is tropical.

Cameroon, officially the Republic of Cameroon, is a country in Central Africa. It shares boundaries with Nigeria to the west and north, Chad to the northeast, the Central African Republic to the east, and Equatorial Guinea, Gabon and the Republic of the Congo to the south. Its coastline lies on the Bight of Biafra, part of the Gulf of Guinea and the Atlantic Ocean. Due to its strategic position at the crossroads between West Africa and Central Africa, it has been categorized as being in both camps. Its nearly 27 million people speak 250 native languages, in addition to the national tongues of English and French, or both.