• A lot of things occurred to me with shamans in Peru.There were a number of different kinds of experiences that you learn from doing ritual and taking ayahuasca [a common tropical forest hallucinogen] is the key to understanding the native consciousness and perception of the world with the Peruvian shamans that you wouldn't get unless you had been with them, but every shamanic tradition, including the Native American tradition of medicine and cleansing ritual, like the Sun Dance or the sweat lodge.