River in Spain and Portugal. The third-longest in the Iberian Peninsula, it rises in the Sierra de Urbión in central Spain, and crosses the Numantian Plateau. It flows generally westward for 556 mi (895 km) across Spain and northern Portugal to the Atlantic Ocean. It has extensive barge traffic in its Portuguese section, and has been harnessed for hydroelectric power.
Variants of DOURO RIVER
Douro River Spanish Duero ancient Durius.
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