Windows 8.1 will be released soon, and it will be a Free upgrade to all windows 8 Users. Here are the wallpapers from the Windows 8.1 RTM, which leaked few days before.
This includes 9 wallpapers which you can see below
8 of them are 1920x1200 resolution and one of them is 3840x1200 resolution. You can download these wallpapers as a zip file from here
[Via The Windows Club]