Describes seven engineering feats from modern times that are noted for their extreme size, innovation, and ability to withstand stresses, including the Empire State Building, the Panama Canal, and the Three Gorges Dam in China.
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This high-interest subset of the Seven Wonders series gives readers an exciting tour of the world's most amazing scientific and technological wonders; from architecture to engineering, communication to transportation, humans have invented and developed extraordinary wonders that are explored in each volume.
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