I like to change the photograph regularly; it's a thing I do, usually around the first of the month. I set it not only on this site, but as my Facebook cover photo, my desktop wallpaper, my phone lockscreen, and even on my Nook. Below is a brief description of why I'm using the photo I'm using.
What better way to celebrate the ultimate sacrifice of our Lord than with the splendor of His creation? Yes, I know this is computer rendered, but it's still a really cool picture.