Hi, I went Magisters' Terrace today and found that if you kill Kael'Thas right after he have finished casting "Gravity Lapse", you can still fly and the doors and open!
I also show you alpha Isle of Quel'Danas and strange Sunwell
[YT]http://www.youtube.com/watch?v=hd6zLyWhBS8[/YT]
Hope you liked it! It took alot of work tbh :P
PS: Sorry about the lame tag <.<
-Leonim