Diosso is a town in the Republic of Congo, lying about 25 kilometres north of Pointe-Noire in the Kouilou Department along National Highway 5.

"[7] According to reports, Gamissamy Issanga, the director of environment at the Congo's research ministry, once approved the dumping of 1 million tonnes of oil, acids and solvents in the gorge.

[1][10] Built by the Conoco petroleum company for JGI, Tchimpounga is reputedly the largest chimpanzee sanctuary on the African continent, treating some 125 apes.

[10] Founded in 1982, the ethnography and history of the Loango Kingdom is displayed in the Mâ-Loango Regional Museum, located in Diosso.

Traditional work tools include hoes, axes, knives, wooden bellows, gourds, and adzes.