Jackson Browne and "Doctor My Eyes" for World Sight Day - Oct 11
Only about 2% of the world population has green eyes. It's one of the rarest types of eye color. They're most common among people of Northern European descent, because they're also genetically predisposed to produce less melanin.
Colored Contact Lenses For Green Eyes
Macro photography - eye
Look Into My Eyes (no name given), via Flickr (http://www.flickr.com/photos/weirdcolor/3787838115/in/photostream/).