» A Brief History of Peyote    The divine cactus in historical context.    http://www.peyote.org/

» 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.    http://www.csp.org/practices/entheogens/entheogens.html

» Entheogen Dot    Online community, and an information resource with a focus on shamanic plants.    http://www.entheogen.com/

» Peyote51    Features information on the history and chemistry of this plant, and links to related sites. Also offers for sale peyote cacti.    http://www.peyote51.com/

» Plot55.com    Provides information on the cultivation, preparation and use of entheogenic, hallucinogenic and psychoactive plants.    http://www.plot55.com

» The Mad Hatter    Guide to entheogen use; includes essays and information on drug laws and suppliers.    http://www.clearwhitelight.org/hatter/

» 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.    http://www.wasiwaska.org