Img13 (Windows 7)

img13, originally known as _WAP1572_WA, is a wallpaper included in Windows 7 as part of the Architecture theme, licensed from Will Austin's PhotoShelter. It was taken by Will Austin, who took several wallpapers that where used in 7. It depicts the Space Needle in Seattle Center in Seattle, Washington, United States.

Rejected Windows 8 version
A flat version of the wallpaper, created by graphic designer Marius Bauer, was created as a candidate for Windows 8's default lock screen wallpaper, but did not get selected. Another work by Bauer, depicting a landscape in Seattle, was selected instead.