The St. Thomas Bay Thermal Waters are located in Marsaxlokk, Malta. The water type of this thermal spot is chloride. The temperature of the thermal waters is currently unknown, as this information is not provided by the available sources, which include a general travel website for Malta and an unrelated Wikipedia page about Encyclopædia Britannica Films [1, 2].
Insider tip — Malta is the most densely inhabited site in the Mediterranean — its megalithic temples (older than the pyramids), its Knights of St. John and its Caravaggio amount to 7,000 years of history within 316 km². Undersea thermal springs round out this extraordinary cultural density.