In rural Chile, an American doctor is trapped underwater for 15 minutes during a kayaking accident. After being rescued and revived she tells an incredible story: while clinically dead she visited heaven, met angels and was given prophecies about her future. Did she get a glimpse of the afterlife or was it all just an illusion? A Brazilian woman claims she can cure disease by combining Umbanda spiritualism, folk remedies and modern witchcraft. Are her elaborate rituals just theatrics or can she really heal people? Every Sunday, hundreds of faithful come to see Baba Dara Singh at his temple in Dudu, India. Through ancient tantric practices, the Baba claims he can enter a trance and miraculously channel the healing powers of the Goddess Kali. Are tantric powers real or just the stuff of legend?