Maria Sabina (Mazatec healer):

“There is a world beyond ours, a world that is [both] far away, nearby and invisible.”

https://a.co/d/aobkTLd

DMT Sleep: Exploring the Connection Between Dimethyltryptamine and Dreaming

Neurosurgeon compares his near-death experience with a DMT trip - Big Think

https://m.imdb.com/title/tt8101850/?ref_=ext_shr_lnk