Just finished a basic tutorial on creating dungeon maps in 3dsMax that you can print at home and stitch together:

Tried to make it as easy to follow as possible. There's also a basic finished sample map you can grab here:

I want to do more of these maps. I've been modelling for years so that part isn't a real problem. I find I spend more time designing the map than actually building it. If anyone has any dungeon maps they'd like to see turned into 3D renders you can send them my way.