http://www.dreamstime.com/stock-photography-girl-blue-yes-white-fur-looking-some-target-several-eyes-around-her-face-lux

http://www.dreamstime.com/royalty-free-stock-image-woman-tourist-standing-near-national-museum-catalan-art-mnac-barcelon

流星雨中的地球（这张图片的元素由美国宇航局提供-地球地图-从http://visibleearth.nasa.gov呈现）