If you have a desktop computer or a laptop then it is a very good option for you to download free wallpapers. You could be using the PC for work, for social networking, for doing your school project or for entertainment. Whatever purpose you are using your system for; having free computer wallpapers will not be amiss. In fact having them would be very nice for you.
You could spice up your desk environment by going for free wallpapers. After all, you will be seeing your desktop background every time you boot up your machine (and also at other times such as when you minimize your work window). Imagine looking at the same setting day after day. The free wallpapers are something different to look at and are much more cheerful to the eyes than your bunch of icons on a Windows standard background.