4. Kneipp Hotel Hammerschmiede (Anthering, Austria)
Inspired by 19th-century Kneipp therapy, this hotel near Salzburg offers an authentic experience of healthy living. Kneipp therapy integrates five principles—exercise, nutrition, water, plants, and balance—to boost immunity and promote longevity. Guests are encouraged to walk barefoot over stones, dip their hands in cold water, and pick their own medicinal herbs. This resort provides a unique combination of nature and wellness, creating an unforgettable experience.