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Mysteries of Mankind: Earth's Unexplained Landmarks
Mysteries of Mankind Earth's Unexplained Landmarks Author:National Geographic Society Temples, mausoleums, mysterioos patterns on the land-throughout the ages humans have left their mark on the earth's face. Investigate: Giza, Egypt Knossos, Palenque Mexico, Mount Li, Xi'an China, Easter Island, Stonehenge, Medicine Wheels, Nazca Lines Peru, Great Zimbabwe, Nan Madol Micronesia