Travertine terrace formations, UNESCO World Heritage Site, Pamukkale, Denizli Province, Aegean Region, Turkey, Asia

aegean region anatolia asia minor asia calc sinter calcareous sinter daylight daytime day denizli province ege boelgesi ege bolgesi exterior views exterior view famous place geological geologic geology geothermal power geothermal spring geothermal geothermic energy geothermic hot spring hot lime mineral natural landmarks natural landmark nature nobody no one no people pamukkale place of interest rock formations rock formation rock layer rock stratums rock stratum rocks rock sedimentary rocks sedimentary rock sedimentation sediments sediments sediment sediment sights sight sinter source springs spring stone formations stone formation thermal springs thermal spring travel photography travel travertine terraces travertine terrace turkey unesco world heritage sites unesco world heritage site unesco world natural heritage world natural heritage