'A unique thermosolar power station in southern Spain can shrug off cloudy days: energy stored when the sun shines lets it produce electricity even during the night.

The Gemasolar station, up and running since last May, stands out in the plains of Andalusia.

From the road between Seville and Cordoba, one can see its central tower lit up like a beacon by 2,600 solar mirrors, each 120 square metres (1,290 square feet), that surround it in an immense 195-hectare (480-acre) circle.'

Read more: Solar Power Station in Spain Works at Night