These images, enormous geoglyphs etched into the desert some 2,000 years ago, are so large they can only be discerned from the sky.

这些两千多年前就被雕刻在沙漠之中的巨大图形，是如此巨大，以至从空中才可以看得清楚。

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And in Peru vast ancient "geoglyphs" have been seen, land art in the form of animal shapes created when people moved earth and stones about.

在秘鲁，远古巨大的人工地貌被发现，远古的人用土和石头构造成类似野兽的地貌形状。

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Some of the Nazca Lines, mysterious geoglyphs that span a vast swath of the rugged Peruvian desert, may have once been a labyrinth with a spiritual purpose, a new study suggests.

MSN: Peru's mysterious Nazca Lines form a labyrinth, says study