One of my relatives invented the sensory deprivation tank. Appropriately, most of my family has never seen or heard of him.
Ryan Lilly
altered-states, altered-states-of-concsciousness, consciousness, inner-life, meditate, meditation, mental-exploration, mind, mind-body-spirit, mind-power, psychonaut, psychonautics, sensory, sensory-deprivation, sensory-deprivation-tank, sensory-deprivation-tanks