What we know and don't know about the dungeon after Ulduar

One of the most often asked and debated questions on WoW Insider lately has been:"What is after Ulduar and patch 3.1?" While no one can know for sure, we do have some evidence out there that can help us at least look smart about it.Back in October 2008, Kaplan said in an interview with Curse that Patch 3.2 will contain a new raid instance that hasn't been announced yet. There's some question as