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Sources Thermales de Kos

Kos Town, Kos Island, South Aegean, Greece
Sources Thermales de Kos
Location
Kos Town, Kos Island, South Aegean, Greece
Water type
sulfurous
Temperature
42 °C
pH
6.5

Water profile

Thermicity
Sedative
42 °C
LowHigh

Relaxing — deep, immediate muscle release.

Mineralisation
Bio-active
LowHigh

Rich in active gases or metals — a strong mineral character.

Buoyancy
Standard buoyancy
LowHigh

Soft water — natural, classic buoyancy.

SoufreSulfuresSulfates

Sources Thermales de Kos draws chlorurated geothermal water on the island of Kos in the southeastern Aegean, where submarine and coastal hot springs warmed by the volcanic system of the nearby Nisyros caldera have been used for therapeutic bathing since antiquity in an island most famous as the birthplace and life's work of Hippocrates, the fifth-century physician whose foundational clinical method established the rational basis of Western medicine. The Plane Tree of Hippocrates in Kos Town, a venerable eastern plane said to have spread its shade when the physician taught his students beneath its branches, is the oldest cultivated tree in Europe at some 2,500 years of age, its vast trunk of twelve metres circumference now propped on scaffolding that has become as much a monument as the tree itself. Bathing in the geothermal waters of an island where Hippocrates formulated his observation that hot springs were beneficial for musculoskeletal pain makes the thermal experience here a direct dialogue with the origins of European medical thought.

Insider tip — The thermal springs of Kos island emerge near the ancient Agora and have been associated with healing since antiquity, when Hippocrates practiced medicine on the island. The warm sulfurous water seeps into the shallow Aegean near the coast, creating natural warm pools where the sea and spring water mix. The combination of clear Aegean water and volcanic heat makes for an otherworldly bathing experience. The ruins of the ancient asklepion nearby contextualise the deep medical tradition of bathing on Kos.
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Frequently asked questions

How hot is the water?
The water runs quite hot here, around 42 °C — a sedative water that brings immediate muscle release.
What type of water is found here?
This spot features sulfurous water.
What is the best season to visit?
The most favourable period for this spot is: Octobre-avril.