India, Feb. 3 -- In the ever-evolving world of internet trends, optical illusions are taking the online community by storm. These visual puzzles not only captivate users with their tricky designs but also stimulate cognitive abilities by challenging one's ability to spot hidden details and patterns. Fans of such brain teasers can now rejoice as a new optical illusion has made waves on the platform Instagram, shared by the account @br4inteaserhub.

(Also read: Brain teaser: If you can spot the hidden number in this tricky illusion, you'll join the genius club)

This latest brain teaser presents a unique challenge for those keen on testing their observational skills. The image shared features what initially appears to be a marble or stone f...