Plot55.com Provides information on the cultivation, preperation and use of entheogenic, hallucinogenic and psychoactive plants.
Wasiwaska Center of studies for ayahuasca, the sacred brew of Amazonian shamans. Includes information about the center, and their seminars and presenters. Located in Brazil.
Council on Spiritual Practices - Entheogens The purpose of the Entheogen Project is to systematically gather knowledge about the immediate and long-term effects of entheogen use. Includes essays and an annotated list of topical books.
The Mad Hatter Guide to entheogen use; includes essays and information on drug laws and suppliers.
