Ikaria has many thermal springs, located mainly on the southeast and northeast coasts. They are located as follows:Agios Kyrikos: Springs Mustafa - Litza (Asclepius), Lower Loumakia and Kleftolimano.Therma: Cave, spring Pamfyli, Kratsa, Apollon, Artemis, Patero, Apollo Hotel, Chalasmenwn Thermwn.Lefkada - Xylosyrti: Springs Chlio-Thermo, Thermo and ‘Athanato nero’(=Immortal Water).Springs of Agia Kyriaki - Armyridas.It is worth mentioning that the output of Ikaria’s radioactive springs is greater than those in other countries, ranging between 786-1,000m3/h, compared to 20-150 m3/h elsewhere.