Humans have long been attracted by optical illusions. Any photograph with a surprising element qualifies. It might be a sketch, painting, or photograph that conceals one or more details. Or an image that radically transforms its meaning when turned upside down. Essentially, the writers build them to "trick" our sight in some way. Let's try if you can solve this type of … [Read more...] about Most People Won’t Be Able to Spot The Dog Hidden in This Image, But Can You?