Ghost in a Tree Source/credit: Liz Steward What am I looking at? Believe what you want, but this is a good example of pareidolia. The gaps in the tree behind this odd couple look like a ghost. The eeriness of seeing a ghost in a tree is completed by the greenish hue of the old photo. More optical illusions:Headless WomanArtificial LeatherEnt walkingBig DaddyTrail Runner Going into the WoodsDelivery carCross-stitch CatsA Beard Model