Urdaibai

The bombing of Guernica (26 April 1937) was an aerial bombing of the Basque town of Guernica (Gernika in Basque) during the Spanish Civil War. It was carried out, at the behest of Francisco Franco's rebel Nationalist faction, by its allies, the Nazi German Luftwaffe's Condor Legion and the Fascist Italian Aviazione Legionaria, under the code name 'Operation Rügen'.

Gernikako Arbola ("the Tree of Gernika" in Basque) is an oak tree that symbolizes traditional freedoms for the Biscayan people, and by extension for the Basque people as a whole. The Lords of Biscay (including kings of Castile and Carlist pretenders to the throne) swore to respect the Biscayan liberties under it, and the modern Lehendakari of the Basque Country swears his charge there.

Ajangiz (Spanish: Ajánguiz) is a town and municipality in the province of Biscay, in the Basque Country. It is located in the Busturialdea comarca, and was part of the municipality of Gernika-Lumo between 1940 and 1991.

Mendata is a village and municipality located in the province of Biscay, in the autonomous community of Basque Country, northern Spain.