Hello
Found a nice trick how get outside from the Crimson Halls after we downed Blood Queen in 10man mode.
Works probably only as a mage because of the need of blink and you also need rocket boots / hunters jump for this.
Hope you enjoy:
[ame=http://www.youtube.com/watch?v=Kx_zWM2tmlk]YouTube - WoW 3.3 ICC Exploration get outside from the Crimson Halls[/ame]