Sorgente Termale Piscine Carletti, Thermal spring in a park in Viterbo, Italy.
Sorgente Termale Piscine Carletti is a natural thermal spring feeding several open-air pools located in a park near Viterbo. The water reaches about 58°C and contains minerals including sulfur, calcium, fluorine, and magnesium.
These thermal baths are part of an ancient tradition in the Tuscia region dating back to Etruscan and Roman times. People have used these natural hot springs for thousands of years because of their healing properties.
These pools serve as gathering places where locals spend their leisure time, creating an informal atmosphere of connection. People of all ages come here to enjoy the warm waters as part of their everyday routine.
Access to the pools is free and available year-round, with free parking and public transportation from downtown. Bring your own towels and personal items, as facilities are basic.
What makes this place different is that access remains completely free, without commercial facilities or entrance fees. This makes it a rare example of natural thermal resources available freely to the public.
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