I've been spending some time checking out "Ravelry" Which is an online knitting site. (Free). It's quite a lot of fun so far, and there's a wide variety of topics, not all of which are about knitting, but most are.
It also leads to some real gems, like this blog:
http://the-panopticon.blogspot.com/2006/11/yes-and-i-also-took-lessons-in-sodomy.html