Pamukkale, () meaning "cotton castle" in
Turkish, is a natural site in
Denizli Province
Denizli Province () () is a province and metropolitan municipality of Turkey in Western Anatolia, on high ground above the Aegean coast. Neighbouring provinces are Uşak to the north, Burdur, Isparta, Afyon to the east, Aydın, Manisa to t ...
in southwestern
Turkey
Turkey, officially the Republic of Türkiye, is a country mainly located in Anatolia in West Asia, with a relatively small part called East Thrace in Southeast Europe. It borders the Black Sea to the north; Georgia (country), Georgia, Armen ...
. The area is famous for a carbonate mineral left by the flowing of
thermal spring water.
It is located in Turkey's Inner
Aegean region, in the
River Menderes valley, which has a temperate climate for most of the year.
The ancient Greek city of
Hierapolis
Hierapolis (; , lit. "Holy City") was a Hellenistic Greek city built on the site of a Phrygian cult center of the Anatolian mother goddess Cybele, in Phrygia in southwestern Anatolia, Turkey. It was famous for its hot springs, its high qualit ...
was built on top of the
travertine
Travertine ( ) is a form of terrestrial limestone deposited around mineral springs, especially hot springs. It often has a fibrous or concentric appearance and exists in white, tan, cream-colored, and rusty varieties. It is formed by a process ...
formation which is in total about long, wide and high. It can be seen from the hills on the opposite side of the valley in the town of
Denizli
Denizli is a city in Aegean Region, Aegean Turkey, and seat of the province of Denizli Province, Denizli. The city forms the urban part of the districts Merkezefendi and Pamukkale, Denizli, Pamukkale, with a population of 691 783 in 2024.
Denizl ...
, 20 km away. This area has been drawing visitors to its thermal springs since the time of
classical antiquity
Classical antiquity, also known as the classical era, classical period, classical age, or simply antiquity, is the period of cultural History of Europe, European history between the 8th century BC and the 5th century AD comprising the inter ...
.
The Turkish name refers to the surface of the shimmering, snow-white limestone, shaped over millennia by calcite-rich springs.
Dripping slowly down the mountainside, mineral-rich waters collect in and cascade down the mineral terraces, into pools below.

It was added as a
UNESCO World Heritage Site
World Heritage Sites are landmarks and areas with legal protection under an treaty, international treaty administered by UNESCO for having cultural, historical, or scientific significance. The sites are judged to contain "cultural and natural ...
in 1988 along with Hierapolis.
Geology

Pamukkale's terraces are made of
travertine
Travertine ( ) is a form of terrestrial limestone deposited around mineral springs, especially hot springs. It often has a fibrous or concentric appearance and exists in white, tan, cream-colored, and rusty varieties. It is formed by a process ...
, a sedimentary rock deposited by mineral water from the hot springs.
In this area, there are 17
hot springs
A hot spring, hydrothermal spring, or geothermal spring is a Spring (hydrology), spring produced by the emergence of Geothermal activity, geothermally heated groundwater onto the surface of the Earth. The groundwater is heated either by shallow ...
with temperatures ranging from to . The water that emerges from the spring is transported to the head of the travertine terraces and deposits
calcium carbonate
Calcium carbonate is a chemical compound with the chemical formula . It is a common substance found in Rock (geology), rocks as the minerals calcite and aragonite, most notably in chalk and limestone, eggshells, gastropod shells, shellfish skel ...
on a section long covering an expanse of to . When the water, supersaturated with calcium carbonate, reaches the surface,
carbon dioxide
Carbon dioxide is a chemical compound with the chemical formula . It is made up of molecules that each have one carbon atom covalent bond, covalently double bonded to two oxygen atoms. It is found in a gas state at room temperature and at norma ...
de-gasses from it, and calcium carbonate is deposited. Calcium carbonate is deposited by the water as a soft
gel which eventually crystallizes into travertine.
Archaeology

There are only a few historical facts known about the origin of the city. No traces of the presence of
Hittites
The Hittites () were an Anatolian peoples, Anatolian Proto-Indo-Europeans, Indo-European people who formed one of the first major civilizations of the Bronze Age in West Asia. Possibly originating from beyond the Black Sea, they settled in mo ...
or
Persians
Persians ( ), or the Persian people (), are an Iranian ethnic group from West Asia that came from an earlier group called the Proto-Iranians, which likely split from the Indo-Iranians in 1800 BCE from either Afghanistan or Central Asia. They ...
have been found. The
Phrygia
In classical antiquity, Phrygia ( ; , ''Phrygía'') was a kingdom in the west-central part of Anatolia, in what is now Asian Turkey, centered on the Sangarios River.
Stories of the heroic age of Greek mythology tell of several legendary Ph ...
ns built a temple, probably in the first half of the 7th century BC. This temple, originally used by the citizens of the nearby town of
Laodicea, would later form the centre of
Hierapolis
Hierapolis (; , lit. "Holy City") was a Hellenistic Greek city built on the site of a Phrygian cult center of the Anatolian mother goddess Cybele, in Phrygia in southwestern Anatolia, Turkey. It was famous for its hot springs, its high qualit ...
.

Hierapolis was founded as a thermal spa early in the 2nd century BC within the sphere of the
Seleucid Empire
The Seleucid Empire ( ) was a Greek state in West Asia during the Hellenistic period. It was founded in 312 BC by the Macedonian general Seleucus I Nicator, following the division of the Macedonian Empire founded by Alexander the Great ...
.
Antiochus the Great
Antiochus III the Great (; , ; 3 July 187 BC) was the sixth ruler of the Seleucid Empire, reigning from 223 to 187 BC. He ruled over the Syria (region), region of Syria and large parts of the rest of West Asia towards the end of the 3rd century B ...
sent 2,000
Jewish
Jews (, , ), or the Jewish people, are an ethnoreligious group and nation, originating from the Israelites of History of ancient Israel and Judah, ancient Israel and Judah. They also traditionally adhere to Judaism. Jewish ethnicity, rel ...
families to
Lydia
Lydia (; ) was an Iron Age Monarchy, kingdom situated in western Anatolia, in modern-day Turkey. Later, it became an important province of the Achaemenid Empire and then the Roman Empire. Its capital was Sardis.
At some point before 800 BC, ...
and
Phrygia
In classical antiquity, Phrygia ( ; , ''Phrygía'') was a kingdom in the west-central part of Anatolia, in what is now Asian Turkey, centered on the Sangarios River.
Stories of the heroic age of Greek mythology tell of several legendary Ph ...
from
Babylon
Babylon ( ) was an ancient city located on the lower Euphrates river in southern Mesopotamia, within modern-day Hillah, Iraq, about south of modern-day Baghdad. Babylon functioned as the main cultural and political centre of the Akkadian-s ...
and
Mesopotamia
Mesopotamia is a historical region of West Asia situated within the Tigris–Euphrates river system, in the northern part of the Fertile Crescent. Today, Mesopotamia is known as present-day Iraq and forms the eastern geographic boundary of ...
, later joined by more from
Judea
Judea or Judaea (; ; , ; ) is a mountainous region of the Levant. Traditionally dominated by the city of Jerusalem, it is now part of Palestine and Israel. The name's usage is historic, having been used in antiquity and still into the pres ...
. The Jewish congregation grew in Hierapolis and has been estimated as high as 50,000 in 62 BC. Hierapolis became a healing centre where
doctors
Doctor, Doctors, The Doctor or The Doctors may refer to:
Titles and occupations
* Physician, a medical practitioner
* Doctor (title), an academic title for the holder of a doctoral-level degree
** Doctorate
** List of doctoral degrees awarded b ...
used the thermal springs as a treatment for their patients. The city began minting bronze coins in the 2nd century BC. These coins give the name ''Hieropolis''. It remains unclear whether this name referred to the original temple (, ''hieron'') or honoured
Hiera, the wife of
Telephus
In Greek mythology, Telephus (; , ''Tēlephos'', "far-shining") was the son of Heracles and Auge, who was the daughter of king Aleus of Tegea. He was adopted by Teuthras, the king of Mysia, in Asia Minor, whom he succeeded as king. Telephus was ...
, son of
Heracles
Heracles ( ; ), born Alcaeus (, ''Alkaios'') or Alcides (, ''Alkeidēs''), was a Divinity, divine hero in Greek mythology, the son of ZeusApollodorus1.9.16/ref> and Alcmene, and the foster son of Amphitryon.By his adoptive descent through ...
and the Mysian princess
Auge
In Greek mythology, Auge (; ; Modern Greek: "av-YEE"), was the daughter of Aleus the king of Tegea in Arcadia, and the virgin priestess of Athena Alea. She was also the mother of the hero Telephus by Heracles.
Auge had sex with Heracles (ei ...
. This name eventually changed into Hierapolis ("holy city").
In 133 BC, when
Attalus III
Attalus III () Philometor Euergetes ( – 133 BC) was the last Attalid king of Pergamon, ruling from 138 BC to 133 BC.
Biography
Attalus III was the son of king Eumenes II and his queen Stratonice of Pergamon, and he was the nephew of A ...
died, he bequeathed his kingdom to Rome. Hierapolis thus became part of the Roman province of
Asia
Asia ( , ) is the largest continent in the world by both land area and population. It covers an area of more than 44 million square kilometres, about 30% of Earth's total land area and 8% of Earth's total surface area. The continent, which ...
. In AD 17, during the rule of Emperor
Tiberius
Tiberius Julius Caesar Augustus ( ; 16 November 42 BC – 16 March AD 37) was Roman emperor from AD 14 until 37. He succeeded his stepfather Augustus, the first Roman emperor. Tiberius was born in Rome in 42 BC to Roman politician Tiberius Cl ...
, a
major earthquake destroyed the city.
Through the influence of the Christian Apostle
Paul
Paul may refer to:
People
* Paul (given name), a given name, including a list of people
* Paul (surname), a list of people
* Paul the Apostle, an apostle who wrote many of the books of the New Testament
* Ray Hildebrand, half of the singing duo ...
, a church was founded here while he was at
Ephesus
Ephesus (; ; ; may ultimately derive from ) was an Ancient Greece, ancient Greek city on the coast of Ionia, in present-day Selçuk in İzmir Province, Turkey. It was built in the 10th century BC on the site of Apasa, the former Arzawan capital ...
. The Christian Apostle
Philip
Philip, also Phillip, is a male name derived from the Macedonian Old Koine language, Greek (''Philippos'', lit. "horse-loving" or "fond of horses"), from a compound of (''philos'', "dear", "loved", "loving") and (''hippos'', "horse"). Prominen ...
spent the last years of his life here. The town's Martyrium was alleged to have been built upon the spot where Philip was
crucified in AD 80. His daughters were also said to have acted as prophetesses in the region. During the 4th century, the Christians filled
Pluto's Gate (a
ploutonion
A ploutonion (, lit. "Place of Plouton") is a sanctuary specially dedicated to the ancient Greek god Plouton (i.e., Hades). Only a few such shrines are known from classical sources, usually at locations that produce poisonous emissions and were ...
) with stones, suggesting that Christianity had become the dominant religion and had begun displacing other faiths in the area. Originally a see of Phrygia Pacatiana, the
Byzantine
The Byzantine Empire, also known as the Eastern Roman Empire, was the continuation of the Roman Empire centred on Constantinople during late antiquity and the Middle Ages. Having survived the events that caused the fall of the Western Roman E ...
Emperor
Justinian
Justinian I (, ; 48214 November 565), also known as Justinian the Great, was Roman emperor from 527 to 565.
His reign was marked by the ambitious but only partly realized ''renovatio imperii'', or "restoration of the Empire". This ambition was ...
raised the
bishop of Hierapolis
The diocese of Hierapolis, was a Christian bishopric in Phrygia (modern central Turkey).
Through the influence of the Christian apostle Paul, a church was founded at Hierapolis while he was at Ephesus. The Christian apostle Philip spent the las ...
to the rank of metropolitan in 531. The Roman baths were transformed to a Christian basilica. During the Byzantine period, the city continued to flourish and also remained an important centre for Christianity.
Museum
The museum contains historical artifacts from Hierapolis, as well as those from Laodiceia,
Colossae
Colossae (; ) was an ancient city of Phrygia in southern Asia Minor (Anatolia), Turkey. The Epistle to the Colossians, an early Christian text which identifies its author as Paul the Apostle, is addressed to the church in Colossae. A significa ...
,
Tripolis,
Attuda
Attuda or Attouda () was a Hellenistic city in ancient Caria and later in the Roman province of Phrygia Pacatiana. There are coins of the place with the Greek epigraph ''Ἱερὰ Βουλὴ Ἀττουδέων'', of the time of Augustus and late ...
and other towns of the Lycos (Çürüksu) valley. The museum also has a section devoted to artifacts found at
Beycesultan Hüyük that includes examples of Bronze Age craft. Artifacts from the
Caria
Caria (; from Greek language, Greek: Καρία, ''Karia''; ) was a region of western Anatolia extending along the coast from mid-Ionia (Mycale) south to Lycia and east to Phrygia. The Carians were described by Herodotus as being Anatolian main ...
,
Pisidia
Pisidia (; , ; ) was a region of ancient Asia Minor located north of Pamphylia, northeast of Lycia, west of Isauria and Cilicia, and south of Phrygia, corresponding roughly to the modern-day province of Antalya in Turkey. Among Pisidia's set ...
and Lydia regions are also on display. The museum's exhibition space consists of three halls of the vaulted Hierapolis Bath buildings and the open-air areas in the eastern side which are known to have been used as the library and gymnasium. The artifacts in open exhibition space are mostly marble and stone.
World Heritage Site

Pamukkale is recognized as a
World Heritage Site
World Heritage Sites are landmarks and areas with legal protection under an treaty, international treaty administered by UNESCO for having cultural, historical, or scientific significance. The sites are judged to contain "cultural and natural ...
together with Hierapolis. Hierapolis-Pamukkale was made a World Heritage Site in 1988.
It is a
tourist attraction
A tourist attraction is a place of interest that tourists visit, typically for its inherent or exhibited natural or cultural value, historical significance, natural or built beauty, offering leisure and amusement.
Types
Places of natural beaut ...
because of this status and its natural beauty.
Sister cities
The city of Pamukkale has two
sister cities
A sister city or a twin town relationship is International relations, a form of legal or social agreement between two geographically and politically distinct localities for the purpose of promoting cultural and commercial ties.
While there ar ...
:
*
Eger
Eger ( , ; ; also known by other #Names and etymology, alternative names) is the county seat of Heves County, and the second largest city in Northern Hungary (after Miskolc). A city with county rights, Eger is best known for Castle of Eger, its ...
, Hungary
*
Las Vegas
Las Vegas, colloquially referred to as Vegas, is the most populous city in the U.S. state of Nevada and the county seat of Clark County. The Las Vegas Valley metropolitan area is the largest within the greater Mojave Desert, and second-l ...
, United States
Similar places
These locations are also well known for their travertine formations:
*
Badab-e Surt in Iran
*
Mammoth Hot Springs
Mammoth Hot Springs is a large complex of hot springs on a hill of travertine in Yellowstone National Park adjacent to Fort Yellowstone and the Mammoth Hot Springs Historic District. It was created over thousands of years as hot water from the ...
in the United States
*
Pink and White Terraces in New Zealand
*
Hierve el Agua in Mexico
*
Bagni San Filippo in
Siena
Siena ( , ; traditionally spelled Sienna in English; ) is a city in Tuscany, in central Italy, and the capital of the province of Siena. It is the twelfth most populated city in the region by number of inhabitants, with a population of 52,991 ...
, Italy
*
Baishuitai in China
*
Tatev in Armenia
*
Terme di Saturnia in Italy
*
Huanglong Scenic and Historic Interest Area in
Sichuan
Sichuan is a province in Southwestern China, occupying the Sichuan Basin and Tibetan Plateau—between the Jinsha River to the west, the Daba Mountains to the north, and the Yunnan–Guizhou Plateau to the south. Its capital city is Cheng ...
, China
*
Kaklik Cave in Denizli, Turkey
Notes
Further reading
Turkey's mysterious portal to the underworld - BBC
External links
Pamukkale official site*
Pamukkale - spherical panorama 360 degreeUNESCO World Heritage site datasheetThe Marble Stairs of Heaven on Earth: Pamukkale Hierapolis-Pamukkaleat
NASA Earth Observatory
NASA Earth Observatory is an online publishing outlet for NASA which was created in 1999. It is the principal source of satellite imagery and other scientific information about the climate and the environment which are being provided by NASA for ...
Video from Pamukkale (4k, UltraHD)Top Tips For Visiting Pamukkale In The SummerPlaces to visit in PamukkalePamukkale otelleri
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Archaeological sites in the Aegean region
Articles containing video clips
Denizli
Hot springs of Turkey
World Heritage Sites in Turkey
Geography of Denizli Province
Landforms of Denizli Province
Tourist attractions in Denizli Province
Protected areas of Turkey
Pamukkale District
First 100 IUGS Geological Heritage Sites