You may roll your eyes at the philanthropic efforts of most celebs, but never has an attempt to effect worldly change looked so good. Actress Kiera Knightley and model Lily Cole were recently tapped to take part in fresh2o's an innovative campaign to raise awareness of the plight of millions who lack access to fresh water. Photographed by Oscar-winner, Candice, the images are salient while maintaining an ethereal quality that has the ladies emerging as humanitarians in the end.