Built on the unifying roof of Distrito C –Telefónica’s new headquarters in Madrid-, it was the largest rooftop plant in Europe, and probably in the world, as of its construction. The panels from the letter “C” on the rooftop. Project navigationPreviousPrevious project:44 MW Wind Farm in Asturias, SpainNextNext project:23.4 MW Solar Plant in Cáceres, Spain (2008)