ENEL Archimede - Priolo Gargallo, Siracusa, Italy ENEL Hydrogen - Fusina, Venezia, Italy ENEL Ettore Maiorana - Termini, Italy ENEL Viesgo - Algeciras, Cadiz, Spain ENEL Viesgo - Zaragoza, Spain ENEL Viesgo - Escatron, Zaragoza, Spain ENEL Viesgo - Puente Nuevo, Cordoba, Spain ENEL Santa Barbara - Arezzo, Italy