Dr. Andrew Weil, author of "Spontaneous Healing," and other physicians and scholars look at the long history of drug use in different cultures worldwide.
Since mankind's beginning, in every civilization, human beings have found ways to alter their consciousness in search of something "greater" than everyday reality. This documentary covers human experimentation with toxic, even potentially lethal substances. Historians and spiritualists explore the ancient rituals of cultures worldwide that have sought visions and truth through altered consciousness. This History Channel presentation unfortunately has a dark, melodramatic tone.