Purchase sky backgrounds?
Yeah, best free sky shoots are outside your door.
Keep you eyes open and a camera handy.
Soon enough, you'll have too many.
Photons by the bag.
Gravitons no longer shipped outside US or Canada
You got a camera, now go out and get a life; or at least a picture of one!
|Thunderheads With Egret by Buzz Lightyear|
|Double Rainbow; Abiquiu, NM, USA. by abiquiuense|
from After the Rain
|White Tern-2289 by vbuhay|
from A Whiter Shade of Pale