California Valley Solar Ranch, California

California Valley Solar Ranch is one of two solar power plants in the high and dry Carrizo Plain of Southern California. Construction started in 2011, and was complete in 2013, with the installation of its 749,088th photovoltaic panel. It was built by the Sun Power Corporation and NRG Solar, at a cost of $1.6 billion, and produces as much as 250 megawatts, from ten separate solar fields. It is among the top 30 or so largest solar plants in the USA.