http://freegeekvancouver.org/
If you live in Vancouver, BC then you should visit this site to learn about getting a free Ubuntu computer after volunteering 24 hours. They also have a day of the month where volunteers help people with using Ubuntu.

http://www.freegeek.org/
Portland, Oregon Freegeek homepage

http://wiki.freegeek.org
Learn more about Freegeek on their Wiki.

http://www.ubuntu.com/
Ubuntu Linux Distro. Official homepage with Wikis, articles, and support for their OS.

http://ubuntuforums.org/
A forum with almost a million members and a million threads dedicated to the Ubuntu Linux Distro.

http://www.fsf.org/
Promotes freedom of computer users and free software rights

http://www.Linux.com/
A source for all things about Linux.

http://www.getdeb.net
A place to get new software for Ubuntu OS

http://ubuntu-women.org/
A site dedicated to women who like Ubuntu

http://www.linuxchix.org/
Linux Womens site

http://www.osalt.com/
List of Open Source as Alternative List of free and open alternatives to proprietary software

http://icommons.org/

http://www.winehq.org/
A program for Linux which allows you to run software written for Windows in a Linux operating system.

http://www.wikipedia.org/

http://youtube.com

and search engines like yahoo, google, bing, etc.