Madre De Dios

Related Category: Latin American and Caribbean Physical Geography

(mäd´rā thā dyōs), river, c.700 mi (1,130 km) long, rising in the Andes of SE Peru and flowing NE through NW Bolivia to the Beni River. It is a major artery of NW Bolivia, but frequent rapids make its lower course only partly navigable. It drains a rubber-producing region.