One of the best-kept secret: Viterbo's Thermal Baths! This thermal springs, that cover over 12km, were well known to the Etruscans; at its source, the water temperature is between 58° and 66° C, subsequently the Romans revelled in its therapeutic properties. The ruins of several Roman water-works and luxurious bath-houses can still be found today. The water feeds several pools and the mud below the surface is mineral rich and is used in both therapeutic and beauty treatments. Enjoy the the benefits of thermal waters with a 1 day in one of the most luxurious Spa and Thermae of Viterbo.