the urkulu reservoir is located in gipuzkoa, near aretxabaleta, at the foot of mount kurtzebarri.

aizkorri aretxabaleta aretxabaletaviaje basque country environment euskadi foot gipuzkoa green guipuzcoa hiking kurtzebarri lake lakes landscape located mount mountain mountains natural nature panorama park range reflections reserve reservoir reservoirs spring swamp tourism trees urkulu water