Isla de Ízaro Nature · Bermeo, Gernika-Bermeo, Bizkaia Island at the mouth of the Urdaibai estuary that housed a Franciscan convent until the 13th century, of which ruins survive alongside a chapel dedicated to Santa María Magdalena. Photo: Ecemaml (Wikimedia Commons) (CC BY-SA 3.0) What to see and do in Bermeo