There is a place deep in the Tanaris desert called the Valley of the Watchers.  The discs that you recovered... their translated glyphs make mention of a place called Uldum.  Most think this place to be a myth.$B$BI know this to be false; Uldum exists.  I've been there.  Well... outside, at any rate.$B$BThe crux is this, $N: we think there is a connection between the discs and Uldum, and we want you to go there.