The Baztan (Basque: Baztan, Spanish: Baztán) is a river in northern Spain. It is the main, right headwater of the river Bidasoa. Downstream from the confluence with the river Marin at Oronoz-Mugairi, it is called Bidasoa.
References
This article about a location in Navarre, Spain, is a stub. You can help Wikipedia by expanding it.