By day it appears to be a pixelated gray scale savanna, with the atmosphere and inhabitants changing as the day passes. But by night, the mythological creatures and aliens appear from their hiding places. This is a super light minimal theme with 12 variations (every 2 hours) that perfectly fits into the existing iGoogle elements.
You can use this theme by setting the following link as your iGoogle home page in your browser.
all 12 headers (click to see the actual size)