A family portrait taken in 1872 looks ordinary at first: a mother and her children sitting carefully for the camera in typical Victorian style. But then you notice the older daughter’s hand—and what appears to be an extra hand resting beside it. That tiny detail has turned an otherwise ordinary family photograph into a lasting mystery.
Viewers have studied enlarged copies, tracing the arms and trying to determine where the mysterious hand came from. Some believe the image contains something genuinely eerie. Others argue that the answer is far more
