This adventure is full of twists and dangers, if your group is up for a dark, challenging game with beautiful maps, take a look at this module.
The Breaking of Fostor Nagar: City of Grinding Ice is a 48-page PDF (45 pages if you remove the covers, OGL page and ads) adventure for the Pathfinder RPG written by Ben McFarland and published by Rite Publishing. This review is only of the PDF though it also comes with a complete plugin for the Maptool virtual tabletop system.