A more obscure example of “Drug tourism” or “Psychedelic tourism” (my term). Americans coming to Canada (or other destinations) to smoke weed legally is definitely a real phenomenon, though!
Ayahuasca
Brew made from leaves of Psychotria viridis shrub and stalks of the Banisteriopsis caapi vine, though other plants and ingredients can also be added
Ayahuasca Tourism
tourism to experience ayahuasca
Icaros
South American indigenous colloquialism for magic song, which may “come” to a shaman during ceremony
Digital Citizen 