Solana, the giant concentrated-solar plant near Gila Bend, began commercial operations on Monday that will deliver power to Arizona residents for the next 30 years.
You've certainly seen the rows and rows of mirrors in the last year or so if you've driven the Gila Bend route on the way to San Diego. And you've heard Solana, built by Spain's Abengoa company, is unlike other solar plants because it can generate electricity even when the sun's not overhead.
Much has been written about the $2 billion project. But here are 10 facts about it you probably haven't heard: