Here are some useful links:

CGTalk the CGSociety's official forum for digital artists.

Flay.com is a dedicated source; providing useful resource and information for Lightwave 3D users.

Polycount.net Low-poly Game Art (under 500 triangles!) Pimping and Previews.

Smoothdevil.com The online community for film, post, sound, cg, visual effects and video game professionals.

Creative Crash High Quality 3D Models, Scripts, Plugins and More!