Forget about septum ring theory, here comes secret (and sacred) mushroom theory. Not sure how much this video really proves, but it´s an interesting ethnographic journey across India.
The content-creator, Dakota of Earth, believes that soma - the mysterious substance mentioned in the ancient Vedas and worshipped as divine - is really a psychedelic mushroom. Yes, it´s the same Dakota who also recorded a mini-documentary about the Aghori at Varanasi!
Make of this expedition to various strange Hindu temples and ancient Buddhist sites whatever you wish.