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The seven wonders of the world
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A burst of firsts :a salute in verse to first-time feats and amazing achievements
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Mysteries of the unexplained
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The seventy wonders of the ancient world : the great monuments and how they were built
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The Guinness book of records 1492 : the world five hundred years ago
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How does aspirin find a headache? : an imponderables book
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Unsolved mysteries of history : an eye-opening investigation into the most baffling events of all time
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Crop circles
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Nature shockers
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Go, go America
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Ripley's believe it or not! : special edition 2010
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Mysterious America : the ultimate guide to the nation's weirdest wonders, strangest spots, and creepiest creatures
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Guinness world records 2011
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Kid vs. squid
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Weird history 101
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Unexplained! : 347 strange sightings, incredible occurrences, and puzzling physical phenomena
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Pennsylvania curiosities : quirky characters, roadside oddities & other offbeat stuff
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The Atlas of mysterious places : the world's unexplained sacred sites, symbolic landscapes, ancient cities, and lost lands
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100 things you should know about world wonders
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National Geographic kids almanac, 2011
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Weird animal sports
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Weird & wonderful
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Simply unbelievable
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How in the world?
