Mommy is right, we used advanced heroquest gaming tiles plus the caverns and other dungeon floor plans by citadel, worked nice, and you even can use some of the rules made for heroquest or advanced heroquest when it comes to encounters and room inhabitants.
_________________
Lord Flasheart: And always remember - if you want something, take it! Bobby!
Bob Parkhurst: [enters] My lord?
Lord Flasheart: I want something.
Bob Parkhurst: Take it!
[she undoes her shirt - exeunt]