The pyramids of Egypt were built more than three thousand years ago, and no one knows how.

埃及金字塔是3000多年前建造的，而且没有人知道是怎么建造的。

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Some archaeological sites have always been easily observable—for example, the Parthenon in Athens, Greece; the pyramids of Giza in Egypt; and the megaliths of Stonehenge in southern England.

一些考古遗址一直很容易被观察到——例如，希腊雅典的帕特农神庙、埃及吉萨的金字塔以及英格兰南部的巨石阵。

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Adam glorified the pyramids of Egypt, but he discovers that they are built on the misery of slaves.

亚当为埃及的金字塔而荣耀，但是他发现金字塔是建立在奴隶的不幸之上的。

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London (CNN) -- Coal slag heaps up to 450-feet high may not seem the obvious candidates to join a list that includes the pyramids of Egypt, the Great Wall of China, and Yellowstone National Park.

CNN: Coal slag heaps join pyramids on World Heritage list