Do you think you can accurately differentiate between what's natural and what's man-made? If you are confident enough, here's a fun quiz for you. All you have to do is, guess which of these places are natural and which of them are man-made.
1. Easter Island, Chile
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2. Stone Forest, China
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4. Manpupuner, Russia
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6. Fly Geyser, USA
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8. Pamukkale, Turkey
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10. The World Islands, Dubai
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12. Al Naslaa Rock, Saudi Arabia
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14. Marmore Falls, Italy
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16. Cave Of The Crystals, Mexico
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18. Luoping County, China
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