Apple's new campus is expected to open in just about two years, so as you can imagine there's a ton of work being done on the massive construction site
From TUAW:
From TUAW:
As you can see, the building is beginning to take shape, with some structural walls in place and the general shape of the campus now clearly defined. The size of the work trucks in these shots really offer a great perspective on how massive the spaceship is.New aerial shots show progress on Apples spaceship
As an added bonus, here's one last photo from Sky1Ron showing both the new campus under construction and Apple's current headquarters (bottom right).