Here are some of the reasons why you should use this website:
Here are some screen shots of this website in action with a campaign in progress:

Viewing a campaign in progress:

Chest and Encounter Reports:

World Map with hero location, siege tokens, completed dungeons, and lieutenants.

Descent: Journeys in the Dark is ™ and © Fantasy Flight Publishing, Inc.
All rights reserved. Used with permission.
Descent Campaign Tracker is created and maintained by Steven Yackel. (BGG: spazard1)  Please report any bugs you encounter. 
Descent Campaign Tracker has been hosted by Steven Yackel until 2014 for free. Since 2014 BGG: ionas / hosts it for free.