Devil's Spire

From the introduction: The Devil's Spire used to be home to a powerful wizard, notorious for his ability to summon and control devils. It is a large stone tower, roughly conical and covered in carvings. The stone carvings show scenes of devils torturing victims in Hell. Towards the top is a carving of Asmodeus presiding over Hell. User summary: For 6th level characters and experienced players.