The territory is occupied in its majority by equatorial jungles, the Jungle of Darien in the natural frontier with Panama and the division between Central and South America. The intentions to conclude the Pan-American Road from Alaska (USA), to Patagonia (Argentina) have been put to a stop in this region, due to the ecologist groups defending the fragile ecosystem of the Jungle of Darien. Its a fact that the transit between the State of Chocó and it's neighboring Panama can be done exclusively via airplane or boat.

Rivers: Atrato, San Juan and Baudó. Other minor rivers are: Andágueda, Bebará, Bebaramá, Bojayá, Capá, Docampadó, Domingodó, Munguidó, Opogodó, Quito, Salaquí, Sucio and Tanela.

Littoral Accidents: Humboldt, Chirichire, Nabuga and Solano Bays (appropriate for the construction of ports). The Nation's south of the littoral is a low coast and full of mangrove swamps.

Mountains: The Baudo Sierra, oriented from north to south, parallel to the coast line, virgin jungles and serves as the natural limit with Panama with a maximum height of 1.500 mts. the so called Puna Heights. The Western Andes' Mountain Range extend within the National Territory: the de Paraguas, farallones of Citará Sierras and the Iro, Tanamano, Tatame and Torra Hills.