Discover an otherworldly landscape and a UNESCO-listed historical site on a full-day trip to Pamukkale and Hierapolis from Selçuk. Explore 'Cotton Cliffs,' terraced pools of turquoise water and travertine formations, with time to enjoy the site on your own and with an expert guide. Visit a Hellenistic spa town where ancient Attalid kings and Romans have left behind a remarkable network of canals, ruins and beautifully-preserved stone structures.