More than 3,500 acres of land was used to build this system. As a result, it will save more than 400,000 tons of carbon dioxide annually.
This is what each of the boiler towers look like up close, in case you were wondering.
How much did this all cost? $2.2 billion. A federal loan provided guarantee $1.6 billion funding. NRG Energy has invested $300 million and Google invested $168 million in the project.
See look? GOOGLE.
These mirrors, called heliostats, are computer controlled, so are able to tilt according to the position of the sun.
To get a sense of how big these heliostats are, compare the size of these helostats with one of the cars in the centre of this photo.
I mean, you wouldn't want to get lost somewhere like this.