Mists of Pandaria Timewalking has reminded me that an uncorrupted version of the Vale of Eternal Blossoms can still be seen in the Gate of the Setting Sun dungeon. : r/wow
Gate of the Setting Sun - Wowpedia - Your wiki guide to the World of Warcraft
MoP HEROIC - Gate Of The Setting Sun Strategy Tactics Guide Walk through With Tsw - YouTube
Gate of the Setting Sun - Heroic Instance Guide - YouTube