India, Oct. 6 -- Brain teaser puzzles come in many forms, but optical illusion challenges have consistently remained internet favourites. These visual riddles test perception and attention to detail, often tricking the brain into seeing what is not immediately obvious. They provide entertainment, mental stimulation, and a moment of intrigue, which is why they continue to dominate social media timelines.

(Also read: New optical illusion: Only those with eagle eyes can spot the hidden number 400 in 10 seconds)

A new puzzle shared on Reddit has caught the attention of puzzle enthusiasts. The image captures the rough, textured bark of a tree trunk with deep vertical and horizontal cracks. At first glance, it looks like an ordinary tree, but...