The Gallo is a river in the centre of the

Iberian Peninsula The Iberian Peninsula (), ** * Aragonese and Occitan: ''Peninsula Iberica'' ** ** * french: Péninsule Ibérique * mwl, Península Eibérica * eu, Iberiar penintsula also known as Iberia, is a peninsula in southwestern Europe, defi ...

, a right-bank tributary of the

Tagus The Tagus ( ; es, Tajo ; pt, Tejo ; see #Name, below) is the longest river in the Iberian Peninsula. The river rises in the Montes Universales near Teruel, in mid-eastern Spain, flows , generally west with two main south-westward sections ...

. It joins the Tagus in the latter's upper course. It has its source in the Sierra del Tremedal, close to the municipality of

Orihuela del Tremedal Orihuela del Tremedal is a municipality located in the province of Teruel, Aragon, Spain. According to the 2004 census (INE INE, Ine or ine may refer to: Institutions * Institut für Nukleare Entsorgung, a German nuclear research center * In ...

(

province of Teruel Teruel (Catalan: ''Terol'' ) is a province of Aragon, in the northeast of Spain. The capital is Teruel. It is bordered by the provinces of Tarragona, Castellón, Valencia (including its exclave Rincón de Ademuz), Cuenca, Guadalajara, and Zar ...

). It has a length of 85 km. The river bends to the north in the settlement of Orihuela del Tremedal and it enters the

province of Guadalajara Guadalajara () is a province of Spain, belonging to the autonomous community of Castilla–La Mancha. As of 2013 it had a population of 257,723 people. The population of the province has grown in the last 10 years. It is located in the centre of ...

. It discharges into the Tagus near the San Pedro Bridge.

References

{{reflist Tributaries of the Tagus Rivers of Aragon Rivers of Castilla–La Mancha