Some of the solar panels from MGMÕs Mega Solar Array located on 640 acres in the desert which has 323,000 solar panels and provides the equivalent of power used by 27,000 homes on Monday, June 28, 2021, in Las Vegas. MGM Resorts International turns on the switch today to the megawatt solar array along the Great Basin Highway. (L.E. Baskow/Las Vegas Review-Journal) @Left_Eye_Images