Real-Life Optical Illusions That Will Blow Your Mind

A Waterfall... Underwater?

This small island off the coast of East Africa is home to one of the most interesting phenomenons on Earth. This cavernous drop off the south side of the peninsula actually pulls water from the surrounding ocean inlet into it. Due to the crystal clear waters, people on the island can see all the way down into the deepest depths of this underwater waterfall. 

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The More You Know

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  • There's only one country in the world that doesn't use the metric system.
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