The municipality of Bertizarana shapes his one Vale, the Vale Of Bertizarana or Bertiz, with the Bértiz places, Legasa, Narvarte and Oieregi with an entire population of 689 inhabitants.  It is one of the vales Navarrese that more extensive natural forests are preserved, especially in Dominion of Bértiz. In this one we can visit the Center of Interpretation of the Forest of Bertiz. The Vale is surrounded by the "Five Towns", the vale of Baztan and that of Malerreka. The river Bidasoa crosses it in the center of this one on west. In two areas mountainous, of the north and of the south, they predominate over the forests of leafy Atlantic like oaks, chestnut-trees and beeches. The Dominion of Bertiz is that it names the vale. Principal tourist attractions: Park Native of the Dominion of Bertiz, Palace of Reparacea, footpaths balizados, scenery, popular architecture.

Narbarte is the administrative capital and there town hall has his head office . About the environment we have already spoken, it is mararvilloso for lover of the nature. The typology is the proper one of the pirineo Navarrese.