Some of the Nazca Lines, mysterious geoglyphs that span the Peruvian desert, may have once been a labyrinth with a spiritual purpose, a new study speculates.
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- The article mentions these being visible from space. No. That is a throw-back to the ludicrous "ancient alien" theories as shown on the History (of Unicorns) Channel.
That detailed spider is, for example, about 50 meters long. Could you tell what a marching band was spelling out on a football field from space? From cruising altitude of a passenger jet? From a private plane at 5,000 feet? No, but you could from the grandstands-- and the area has plenty of rises within it, as well as being surrounded by hills.Dec 30, 2012