Why is it horrible to look at the Mona Lisa upside down?

Mona Lisa looks upside down. This painting hides many secrets. The most surprising thing is that when it was turned upside down, some people found that Da Vinci's Mona Lisa was actually a self-portrait of Da Vinci, while others turned the painting upside down and found a gorilla. The Mona Lisa's portrait has a magical place, that is, it will smile from any angle. Many scientists have studied the portrait of Mona Lisa. Scientists studied it with multispectral scanning and found that it was a dynamic smile.

After careful analysis by scientists, 83% of smiles are happy and 6% are fearful. Why is this? Why did Da Vinci paint this Mona Lisa? What secrets does it contain? What does this picture express? Scientists also discovered the portrait of Mona Lisa through digital technology, which was covered by another painting by Leonardo da Vinci.

Mona Lisa has no eyebrows, but normal people have eyebrows. Some people say that this may be because eyebrow-less cosmetics were popular in France at that time. Others say that without eyebrows, the face can reach the proportion of the golden line, which makes people look better. It has been found that when people look into Mona Lisa's eyes, they will find that Mona Lisa's eyes are actually moving. If you look at it, your eyes will slowly turn to look at you. Experts say this is not a fairy tale, and it may be related to the optic nerve.

The Mona Lisa is actually a devil. Can you believe it? Mona Lisa's painting was once stolen by a painter. However, he found that there was a devil behind the Mona Lisa, so the painter was shocked. The next-door neighbor found out and took Pamela Lisa home. But he also found that Pamela Lisa was a devil. Finally, Pamela Lisa returned to the Louvre.