Set high upon the crest of a mountain ridge above Peru's Sacred Valley lies the fabled 15th Century Inca citadel Machu Picchu.
Xem thêmThe Machu Picchu archaeological site lies in a saddle between the peaks of Machu Picchu (the mountain) and Huayna Picchu.
Xem thêmThey can use the Internet to spread lies or stolen secrets or dangerously bad advice.
Xem thêmBecause the city basically lies in swamp, the builders of the city had to dig canals to use the digging ground for getting the living ground higher.
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