Papal Baths (Terme dei Papi) are located near the town of Viterbo, over 75 km from Rome.

Hot springs (water temperature about 58 °) have been known since the ancient Romans. Many popes indulged in their warm waters, full of minerals. The waters have retained their medicinal properties up to the present. Now Papal Baths is a modern complex offering numerous beauty services based on thermal water and natural volcanic mud. The most popular is the natural thermal grotto, which operates on the principle of the Turkish bath.