So far in my exploring career, i've only seen one way of getting out of
Zul'Farrak instanced to an instanced Tanaris. This requires wall-jumping, but
not so fast: Theres another way, so damn easy you don't need any
walljumping whatsoever - a way that I have discovered - a way to follow the
mountains - a way to reach even the Thousand Needles with ease and an
anti-fall skill.
I present to you, in comic style:
Note