Psilocybin has been used in religious rites and ceremonies for hundreds of years in places like Peru and Brazil, but it has recently found a foothold in the United States, with Americans booking psychedelic retreats.
Psilocybin retreats are growing in popularity as people take the ultimate psycho-plunge aimed at resetting the brain in increasingly cosseting surroundings
Even with cause for concern, retreats in countries like Costa Rica and Jamaica, as well as in the United States, have been popping up for more than a decade.