682
- The world’s oldest wooden wheel has been around for more than 5,000 years;
- The cornea is one of only two parts of the human body without blood vessels;
- The world’s first animated feature film was made in Argentina;
- The Philippines consists of 7,641 islands;
- There’s enough gold inside Earth to coat the planet;
- Human beings can use only a small fraction of Earth’s water;
- It takes a drop of water 90 days to travel the entire Mississippi River;
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81
190
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245
190
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261
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359
