Fusión de Arbatzegi y Gerrikaitz Historical milestone · Munitibar-Arbatzegi Gerrikaitz, Lea-Artibai / Markina-Ondarroa, Bizkaia Image of Munitibar-Arbatzegi Gerrikaitz, not of the place itself. The current municipality was born in 1883 from the merger of the anteiglesia of Arbatzegi and the town of Gerrikaitz, two very close settlements separated only by a bridge over the Lea river. 1883 Photo: Vanbasten 23 (CC BY-SA 3.0) What to see and do in Munitibar-Arbatzegi Gerrikaitz