http://www.jeepfan.com/
A collection of Jeep projects, product reviews, events, and much more

http://www.jeep.com/en/experience/events/
The official Jeep events page.

http://www.jeepforum.com/
Jeep Forum, part of the Jeep Enthusiast Network.  Here you can get in touch with other people from the Jeep community.

http://www.jeepsonly.com/Jeep_Internet_Portals/
The Jeep Internet Portal.  A large collection of links to various Jeep related sites.