Artzai Eguna, el Día del Pastor de Uharte Arakil Activity · Uharte Arakil, Sakana, Navarra Image of Uharte Arakil, not of the place itself. On the last Sunday of August, Uharte Arakil celebrates the Artzai Eguna or Shepherd's Day, declared a Fiesta de Interés Turístico (Festival of Tourist Interest) of Navarre, with sheepdog trials, sheep's-cheese tastings, and traditional music. último domingo de agosto Photo: Martpan (CC BY-SA 3.0) What to see and do in Uharte Arakil