Located in the Bay of Biscay, the Biosphere Reserve of Urdaibai probably the greatest landscape and ecological diversity of the Basque Country, from the cliffs and beaches to forests and rivers interios, through marshes and river valleys.
Entre sus municipios destacan:
Some of their towns are:
GERNIKA-LUMO: symbol of Basque freedoms and peace. It features a unique architectural heritage.
MUNDAKA: Famous for its wave left and annually attracts many surfers, this picturesque fishing village is situated on the left bank of the mouth of the estuary of Mundaka, natural space formed by extensive marshes and 12 km of wide sandy areas that provide shelter thousands of migratory birds.
BERMEO: It is one of the major fishing ports in the province. Located in the foothills of Mount Sollube, while its coastline has abundant cliffs and rocks as Gaztelugatze and islands Akatz and Izaro.
ELANTXOBE: Elantxobe wraps at Cape Ogoño, and protect several cliffs. The smell of salt leads the traveler to the port, where fishing activity is concentrated. In 1783, several docks were built to cope with the ravages of the sea. At present, they have been reinforced and embellish the picture of the village.