river, western Liberia. It is Liberia's only river of commercial importance. It rises in the Bong Range and flows south-southwest for 75 miles (120 km) to the Atlantic coast at Marshall, where the Gbage and Junk rivers join its estuary. The river is navigable for 10 miles (16 km) below Harbel, the Firestone Plantations Company port from which rubber is shipped to Monrovia (30 miles 【48 km】 west-northwest of the river's mouth) for export.