Excellent reference site for the space elevator. This site has been around for years and has extensive lists of links to space elevator related material.
This site has a continuous running news stream on the space elevator. If it happens and it is related to the space elevator it pops up on this site almost immediately. We wonder if Ted Semon ever sleeps. Lots of good images, discussions, and information on current events.
Spaceward Foundation runs the annual Space Elevator Games. This is an incredible event that is not to be missed by space enthusiasts. The web page has lots of images, videos and information on the event and the space elevator.