You could search the web for hours on end for the perfect wallpaper, or you could create your very own. To create your own artistic wallpaper you need expensive software like PhotoShop and tons of photo editing experience, or you could just grab the Tholotis-Blur app from the Play Store! Tholotis is a very simple app that does exactly what the name implies. "Tholotis" is a transliteration for a Greek word meaning Blur. Tholotis allows you to select an image, then slide your finger across the Blur slider and the dim slider to change add the desired effect for the perfect wallpaper. Head to the Play Store link below for the download.
Via Play Store