Here Are Some Optical Illusions ( this is really cool )

Old Woman...Or Young Girl? hint: the old woman's nose is the young girl's nose and chin

Man Playing Horn... Or Woman Sillhouette..??

Woman In Vanity... Or Skull?

Two Faces... Or One?

A Rabbit.... Or A Duck?

A Face Of A Native American... Or An Eskimo?

Is The Book Looking Towards You... Or Away From You?