Central undimotriz de Mutriku Activity · Mutriku, Debabarrena / Bajo Deba, Gipuzkoa Inaugurated in 2011, it was the first commercial plant in the world to generate electricity from wave motion, with 16 turbines and a total output of 296 kW, generating about 970 MWh a year. 2011 Photo: Txo (CC BY-SA 3.0) What to see and do in Mutriku