What are some of the best natural hot springs in Europe that offer a relaxing and rejuvenating experience?

Some of the best natural hot springs in Europe known for their relaxing and rejuvenating experiences include the Blue Lagoon in Iceland, Saturnia Thermal Baths in Italy, and Szchenyi Thermal Bath in Hungary. These hot springs are popular for their mineral-rich waters and stunning surroundings, making them ideal destinations for relaxation and wellness.