The best listing site: http://www.loran.karoo.net/tft/index.html
A very complete list of TFT sites, much better than this one.
Web site: http://www.thefantasytrip.org/
Web site: http://tft.brainiac.com/
Web site (Listing of products with covers): http://www.waynesbooks.com/thefantasytrip.html
Web site: http://www.weirdrealm.com/tft/
Web site: http://alumnus.caltech.edu/~leif/FRP/index.html
A particularly good set of options, some of which I have included below in document form.
Webring: http://www.webring.org/hub/tft?sid=1
Web site: http://kelly_nall.tripod.com/labyrinth/index.html
Web site: http://games.groups.yahoo.com/group/TFT-JME/
Web site: http://erolb1.home.comcast.net/~erolb1/etan.html
Web site: http://www.meleewizards.com/
Web site (archive): http://web.archive.org/web/20080527221643/http://www.reese.org/tft/
TheFantasyTrip & AdvancedMeleeTwo Yahoo groups.
Files contains a multipart archive of InTheLabyrinth.PDF, the "Game-Master's Guide" to The Fantasy Trip, http://games.groups.yahoo.com/group/TheFantasyTrip/
Files contains a multipart archive of the AdvancedMelee.PDF and AdvancedWizard.pdf rules for The Fantasy Trip, Steve Jackson's excellent FRPG from his early days at MetaGaming.http://games.groups.yahoo.com/group/AdvancedMelee/