i found this 1 day while i was really bored its simple ur able to go into the river/stream/thing at the horde base in WSG u will become completly invulnerable to everything except a GM's .kill
http://www.youtube.com/watch?v=0s9tZLg2Z6U
i remember i would grab the flag then run up there for laughs and while the alliance is all up there with me i just jump down leaving them up there and me in the flag room