Sigüés is a Spanish municipality of the party judicially of Ejea of the Gentlemen, province of Saragossa. It belongs to the region of the Jacetania, in the autonomous region of Aragon.
His municipal term includes the ancient Asso-Veral terms, Escó and Tiermas. The majority of his grounds they are overwhelmed for Yesa reservoir.

It appears in the entry of the high vale of the Roncal, under Salvatierra and of Foz de Sigüés, real natural amurallamiento.
It was a real town, being included in the dowry of the queen Felicia of Roucy, the second wife of Sancho Ramírez, about 1086-1094. Later and until 1104, her his children and heirs enjoyed them successively infantes Fernando and Alfonso, the second one also during his reign like Alfonso I the Fighter (1104-1134).

Later, it was alienated of the real patrimony, happening for the hands of successive feudal gentlemen: Pedro Aznárez (1203), Pedro Cornel (1277), Jimeno Antonar of Birués (1348), Pedro Jordán de Urriés (1348), Raimundo Pérez de Pina (1349). In 1360, there spent to Pedro Jordán of Urriés, major real butler and one of the principal noblemen of kingdom, master of Sigüés, Tiermas, Ruesta, Artieda, Ayerbe and others. In 1386, it belonged to Juana Garcés of Firedog. At the end of the XVth century, the Sigüés dominion went on to hands of the Pomar, which were possessing from ancient the Javierrelatre barony and which also will receive barons' title of Sigüés and of the vale of Rasal. In 1610, the place was a dominion of Bernardino de Mendoza.

Her Parochial church of San Esteban originally was one Romanesque construction consisting of the only ship reinforced for buttresses and the semicircular apse. This nucleus was relarge in the XVIth century, the vaults changed, and they him were added the porch southern, the vestry and side chapels as cruise.

The interior space is wide, diaphanous and simple, without scarcely decoration. They emphasize the crucería vaults covered with stars with identical nerves that cover the ship and the side chapels, like that like the wooden alfarje of Mudejar tradition that supports the choir.

The Romanesque southern front is finished off by an eardrum framed by archivolts of half a point and Renaissance porch turns out to be sheltered for .

The factory is completely realized in regular ashlar of medium size, forming a forceful and quite hermetic volume, in that there stands out the tower leaned in the north side

It is provided with an extensive tradition navatera, since for the Escá trasportó wood up to the construction of the reservoir of Yesa, moment in which they eliminated the last almadieros or navateros of I laugh.

The rapid waters of the Ésca proceeding from the Navarrese Valle de Roncal do the delights of the fans of the boating and of the white-water rafting realizing exciting descents that conclude in the calm ones waters of the reservoir. (fte and texts to see links)