Upon completion, the towers were acquired by the Spanish National Institute of Industry. See also Costa de la Luz List of towers The Shukhov Tower on the Oka River near Nizhniy Novgorod, Russia, has a similar design References External links Drawings of Matagorda Pylon Drawings of Puntales Pylon Google Maps: Matagorda Pylon (Pylon on Mainland) Google Maps: Puntales Pylon (Pylon at Cadiz) Panoramio: picture. A set on Flickr. Picture of the strainer Buildings and structures in Andalusia Electric power infrastructure in Spain Cadiz Towers in Spain Powerline river crossings Towers completed in 1960 Energy in Andalusia