- Frogs don't usually swallow water (they absorb most of the moisture they need through their skin).
- You can only see a rainbow if you have your back to the sun.
- The Eiffel Tower has 1,792 steps.
- In 1872 Yellowstone in the US was the world's first national park.
- The yo-yo was originally used as a weapon for hunting the in the Philippines.
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