Pamukkale is located in the Denizli region, on the slopes of the Küçük Çökelez Mountain on the Çürüksu Valley side. This is a location on wide plateau with a 400m. altitude. Pamukkale is a world reknown tourism center for its natural beauty as well as the healing water and the ancient ruins.
This unique place is called Pamukkale (Cotton Castle) for its travertines that look like cotton heaps.
Spa Hotel Colossae Thermal is the only hotel to be rated a "Five-Star" in Denizli. This modern and splendid property has been operating since 1 January 2003. There are 207 standard rooms, 21 suit rooms and 3 rooms specially designed for the physically handicapped; indoor and outdoor swimming pools, 6 restaurants, 5 bars, night club, discotheque, Spa Health Center, Thermal Pool and Fitness Center, Mud Pools with thermal water and beauty and skin care.