Robot Competitions
Here is a list of all of the events that we've attended... or at least the ones that I can remember

Battlebots Seasons 3, 4, and 5
Robotica Season 2 (No Web site available)
Lazy Toad Robot Club and Grill, Pre-opening Bonanza!
Steel Conflict Events 1 and 3
Las Vegas Street Fight VI
Seattle Bot Battles (many)
da Vinci Days 2002-2004
Robogames
Robothon, 2002, 2003, 2004
Antbotica, 2004