In this final program of the series, appropriately the 13th episode, Arthur C. Clarke summarizes his thoughts about his investigation of supernatural and paranormal powers.
In this episode, Arthur C. Clarke reports on dowsers...people who claim they can use pointing rods to find water or other objects buried deep below the ground.
In this episode, Arthur C. Clarke concentrates on strange phenomena captured on film, including a man who claims he can mentally create images on unexposed film.