Someone correct me if I'm wrong, but I think the entrance is a warp stone to the left of his house (in town then). It's a little hidden by rocks, or trees, or something. <img src="/ubbthreads/images/graemlins/smile.gif" alt="" />
If its not to the left, its somewhere on his property.
Killerzzz
P.S.: Peonixflame, welcome to the forum. <img src="/ubbthreads/images/graemlins/wave.gif" alt="" />
