这张照片拍摄于瓦纳·比丘，就是在第一张照片中马丘·比丘后面的山峰。
The photo is taken from Wayna Picchu, the mountain you see in the first photograph behind Machu Picchu.
第二套是一张墨丘利信使号飞船的图片。
The second is a picture of NASA's Mercury-orbiting MESSENGER spacecraft.
第二套是一张墨丘利信使号飞船的图片。
The second is a picture of NASA's Mercury-orbiting MESSENGER spacecraft.
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