Why just use a picture the way it normally looks? How about changing your picture so it looks like a cube or another effect? Go to Chami.com where there are several Free Web Tools including Image Embellisher.
Then we opened this image in Graphic Converter to save the picture as a .jpg.
Some other free web tools from Chami.com include FavIcon from Pics Buddy Icon from Pics and Online Image Splitter.