What's Your Favorite Wallpaper?

Show me some wallpapers! It can be from Mac OS X, Windows, Android, iOS, or anything else. Just show the link or the actual photo! Posting this on various forums.

Here are some of mine:

Mac OS X: picture of Europa (one of Jupiter's moons)

Planets_surface_enceladus_planet_europa_desktop_1920x1200_hd-wallpaper-707984_zps10afabbb_medium

via i1300.photobucket.com

How it looks:

Screenshot2013-02-28at11343pm_zps0d887aa6_medium

via i1300.photobucket.com

iOS/Android: Subtle Patterns wallpaper

Bedge_grunge_2x_zps46265d30_medium

via i1300.photobucket.com

How it looks:

Photo_zpsaee14a46_medium

via i1300.photobucket.com

So just post whatever you'd like. You don't have to post your homescreens or desktops, but I did it so you guys can see how it looks on a certain phone or computer.