Pamukkale: A Natural Wonder in TurkeyPamukkale, meaning cotton castle in Turkish, is a natural site and attraction in south-western Turkey in the Denizli Province. The ancient city of Hierapolis was built on top of the white castle which is in total about 2700 meters long and 160m high. It can be seen from a great distance, eg. when driving down the hills on the opposite side of the valley to the town of Denizli, which is 20 km away. Pamukkale is located in Turkeys Inner Aegean region, in the River Menderes valley, which enjoys a temperate climate over the greater part of the year.