NOT ON PRIVATE SERVER
DONE ON LIVE
You can get to this area using Derangedtaco's video, take a left into the valley when you're right by the unfinished floating castle (soon to be stormwind harbor)
FOR NEXT STEP USE ROCKET BOOTS AND SLOWFALL
not sure if it works with mount
AND FINALLY PICTURES OF SOME INTERESTING THINGS I FOUND
AND ACROSS THIS AREA IS A HUGE ASS INVISIBLE WALL
I'll let the experts figure out the rest