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Urumea

The Urumea ( or , stemming from Basque "ur" 'water' + "me(he)a" 'thin') is a river in the Basque Country at the north of the Iberian Peninsula. It's one of a series of Basque rivers flowing into the Bay of Biscay ( Atlantic basin) and best known for being the river flowing to the sea on the city of San Sebastian.