Erowid Psychoactive Vaults Information on entheogens, psychedelics, and hallucinogens including traditional, spiritual, and responsible use, chemistry, effects, experiences, images, research, legislation, media coverage, bibliographies and links.
How Drugs Affect You: Hallucinogens Hallucinogens are drugs which act on the central nervous system to produce significant, often radical, changes to the user's state of consciousness. People who have taken them may see or hear things which aren't really there.
HPPD: Hallucinogen Persisting Perception Disorder Information, treatment, and forums for sufferers of HPPD (Hallucinogen Persisting Perception Disorder), also known as flashbacks, which happens to some users of psychedelic drugs.
HPPDonline.com Information and message boards for people with Hallucinogen Persisting Perception Disorder (flashbacks).
Reverse Monster Includes visual art, and forums aimed at those interested in psychedelia. Also includes a picture gallery of some posters to the Usenet newsgroup alt.drugs.psychedelics.
Serendipity: Psychedelics Articles on psychedelic mushrooms and DMT (with field notes on DMT experiences); LSD and Ketamine trip reports; preservation of dried psilocybin mushrooms; links to other documents concerning psychedelics.
The Psychedelic Library Menu of articles, research papers, books, and essays on LSD, peyote, psilocybin, and the use of psychedelic drugs in research, therapy, religion and personal growth.
Trip Clips Visual art, and downloadable audio and video files created by users of psychedelic drugs.
Trip Magazine A mainstream publication for about psychedelics.