Valtierra
Town and municipality in Navarre, Spain / From Wikipedia, the free encyclopedia
Valtierra is a town and municipality located in the province and autonomous community of Navarre, northern Spain. (Bazterra in euskera)
For people named Valtierra, see Valtierra (surname).
In 918, Ordoño II of Asturias and Sancho I of Pamplona attacked the fortress of Valtierra and burned its mosque and surrounding territory but failed to take the town.