Calambar is the center of the island of Auridon, located in the province of the Summerset Isles. Calambar is the home of the city-state of Skywatch, which overlooks the Blue Divide to the east. Several smaller islands inhabit the region including Errinorne Isle and Buraniim Isle. The town of Mathiisen is located south of Skywatch and is rather close to the mountains near the region of Iluvamir. The ruins of Quendeluun and Ezduiin are also located here.