This makes it seem unlikely Nazca is an observatory.

这使得纳斯卡不太可能是一个天文台。

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The Nazca "lines" of Peru were discovered in the 1930s.

秘鲁的纳斯卡“线”是在20世纪30年代发现的。

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Today there is a new and heightened interest in the Nazca lines.

今天，人们对纳斯卡线条产生了新的更浓厚的兴趣。

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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

But just why ancient people created the Nazca Lines has been an enduring mystery: Some archaeologists have suggested it was an alien landing strip, a primitive sun calendar, or an irrigation system.

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

Maria Reiche, a German mathematician, spent more than half a century investigating and protecting 16 mysterious ancient drawings known as the Nazca Lines over a 60 kilometre (45 mile) area in the Peruvian desert.

BBC: News | Americas | Lady of the lines