What a peach of a wallpaper don't you think? I suppose you what to know how to get it on the desktop now. There are a number of ways to set the chosen wallpaper as your desktop wallpaper / background. One way is to right click the wallpaper below and then select 'save target as...' (IE & Opera) or 'save link as...' (Firefox). If you do this - don't forget where you saved it! Then set the desktop background using your computers OS's desktop or display control panel and select the image you just saved.
Alternatively, when the full screen image is up, right click it and select 'save image as...' or 'set as Desktop Background' or 'Set as Background'. You will understand what needs to be done the the moment arrives.I'm routing for you.I reckon you know already.I'll shut it now then.
Return to wallpaper thumbnails.