The integration of a 26-megawatt solar plant with a 23-megawatt geothermal plant something never done before was a multi-cultural affair that brought experts from four continents to work on the project near Fallon, says Francesco Venturini, president and chief executive officer of Enel Green Power of North America.Enel last week commissioned the new solar facility at its flagship Stillwater geothermal plant in Churchill County.Though much of the construction work was completed in the fourth quarter of 2011, the Enel engineering team had many lengthy meetings during Christmas as it figured out how to bring the solar plant online and integrate …