Go cross-eyed and line up the circles at the top so one overlaps the other. Once they are lined up, look down at the picture below. It may take a while to get right.
In the spirit of Halloween, I took this photo in front of a haunted mansion. If you are familiar with the community of Phillips Ranch, this house was built and occupied by the Phillips family. It was built in 1875 and is located in Pomona off of Pomona Blvd.