Desert Sunlight Solar, California

Desert Sunlight is one of the largest solar power plants in the nation, with an output of 550 megawatts. Construction started in 2011, north of the remote Mojave town of Desert Center. Built by First Solar, Nextera, GE, and Sumitomo, the plant cost $2 billion, covers 3,800 acres, and uses 8,800,000 photovoltaic panels.