A mirage is an example of an optical illusion. While a mirage might play with our head for a fixed period of time, these posters have been specifically made to destroy your mind. Viewer discretion ...

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It follows an optical illusion poster featuring tigers that resurfaced asking viewers to guess how many animals it featured. On close inspection the picture has the big cats hiding in the bushes ...

Viewers on TikTok were amused and baffled by the optical illusion in the viral clip. Krys said, "My brain flatlined for a ...

Optical illusion billboards are popping up across ... meaning they will easily spot the hidden messages in the posters.” 1001 Optometry head of optometry and professional services Margaret ...