Towards the back end of last year I mentioned the Bing Homepages of 2013 - Wallpaper & Screensaver Pack, well now you can get the same but in a Windows theme pack..
Best of Bing 2013 theme
“Bing users can traverse the planet, viewing manmade wonders and natural curiosities one day at a time, one image at a time. Add the top 10 Bing home page images of 2013 to your desktop with this free theme for Windows. “
PS don’t forget all themes work in Windows 7, Windows 8, Windows RT and Windows 8.1