The Dwarves of the Iron Hills had spent centuries perfecting 'Azanulinbar-dûm, their mansion near the headwaters of the river Carnen (S. "Redwater"). Though it could not of course compare wi th Khazad-dûm, "Azan" was nevertheless quite beautiful. The walls and floors were either of smoothly dressed or beautifully carved stone and crystal. Most ceilings were high and carved so that they appeared vaulted. Magical Dwarven lamps filled the city with a soft radiance, and there were many beautiful fountains; wherever one went in Azan, one could always hear the sound of running water. Like all traditional Dwarven doors, the doors of Azan were virtually impossible to detect when shut. All of the doors and portculli of the city had been enchanted so that it was impossible to affect them with an und