China already has one (if we're insisting on solar power generation) - 700,000 sq. mi of desert.
It's also not just aesthetic - flat terrain is just so much more practical.
It's also not just aesthetic - flat terrain is just so much more practical.
Outside of peak summer it's much more optimal to have a south facing slope actually.
I'm not saying that deserts are a bad place for solar. What I'm trying to say is - it's often worse than people think and it requires special infrastructure.