not just pretty backgrounds...pretty backgrounds that can be explored...if you see it, there's a 95% chance you'll be able to eventually get there...
That's what's so great about Naughty Dog's GOAL engine...it's able to render huge fully 3D worlds, all within an amazing draw distance...*EDIT* and no load times either...
*you may have to be signed up at
http://www.computerandvideogames.com/ to see these pictures...it's free to sign up, so you might as well...