An old puzzle from 1880 has made a comeback - and only people with the highest IQs can solve it.
Optical illusions and puzzles have always been a thing, but one tricky image from the 19th century has resurfaced to challenge people from the 21st.
The puzzle shows a horse standing in front of a woman in a doorway. A man is hidden in the picture but only those with a high level of intelligence can track him down within 15 seconds. The puzzle simply asks: "Where is the Miller?"
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The tricky image, shared by JagranJosh, is just another fun way to test your IQ, so take a look at the optical illusion and try to spot the face of the hidden man. It has been claimed if you find the hidden face fast, it's a sign of extraordinary intelligence or a high IQ level.
Don't despair if you haven't found him by the 15th second - studies show people get better (and smarter) the more they exercise their brain with difficult puzzles.
If you are still scratching your head, trying to find the man, here's a handy tip: take a close look at the optical illusion by rotating the image where you'll be able to spot the horse rider's hidden face.
Here's the answer to the puzzle:
![Answer highlighted by a red circle](https://i2-prod.dublinlive.ie/incoming/article26339537.ece/ALTERNATES/s615b/2_Imagejpgl-you.jpg)
Let us know how quickly you found the man in the comments section below.
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