Optical illusions have long been considered great mental adventures, and there’s no doubt this one you will be exercising your brain considerably while trying to make sense of how it happened. At first sight, the image could be seen as a perfectly structured grid, but it’s all filled with golden, balloon-like symbols, seemingly like “8” and “0” Optical illusions have long been considered great mental adventures, and there’s no doubt this one you will be exercising your brain considerably while trying to make sense of how it happened. At first sight, the image could be seen as a perfectly structured grid, but it’s all filled with golden, balloon-like symbols, seemingly like “8” and “0” Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle