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Who Was the Crocodile Queen of Egypt?
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What is the Continental Divide?
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How Many Bridges Cross the Amazon River?
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What Were the Seven Wonders of the Ancient World?
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Who Was King Tut?
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Where Is the Longest River?
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How Long Have There Been Wars?
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What Is a Confluence?
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Who Built Egypt’s Great Pyramids?
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What Makes a Pyramid?
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