From steaming hot mineral water to soothing mud baths, here are some of the best natural healing spots around the world.
The view from the open-air rooftop pool at Britain's Thermae Spa overlooks the city of Bath and the Abbey.
Bath's Thermae Spa is the only spot in Britain where you can soak in the mineral waters, which that the Celts and Romans enjoyed more than 2,000 years ago.
Visitors have been taking the waters at Chena Hot Springs, deep in Alaska's interior, since 1905 when visiting prospectors discovered the water's healing nature.
Winter is the busiest time of year at Chena's Hot Springs when the 105-degree water offers a reprieve from the cold. Soakers may even catch a glimpse of the Northern Lights over head.
Steam rises from the Glacier Hot Pools, a tranquil getaway tucked into a lush rainforest on New Zealand's west coast.
Local legends describe how the Glacier Hot Pools are fed from local glaciers that were formed by the frozen tears of Hinehukatere mourning the loss of her lover, Wawe.
Soaking in the baths is a way of life in Budapest, sometimes called Spa Ccity, thanks to the healing waters found at spots like the Gellert Thermal Baths.
At Dr. Wilkinson's Spa in California, guests relax in a warm mud bath with plenty of healing properties thanks to pure volcanic ash and Canadian peat
Dr. Wilkinson's Spa is a Napa Valley institution, helping locals and visitors relax in bubbling mud baths in Calistoga, CaliforniaCA, since 1952.
Each year, nearly 3 million visitors take in the waters at the Kusatsu Onsen, a 2-hour drive from Tokyo.
A trip to the onsen is a part of Japanese culture, and locals head to the natural hot springs water at Kusatsu Onsen for relaxing and relief from muscle pain, hypertension and other ailments.
Spa treatments at the Polynesian Spa overlooking New Zealand's Lake Rotorua include a mud wrap using the thermal mud that's believed to have healing properties.
There's no shortage of healing water at the Polynesian Spa, with 2 natural hot mineral springs and 26 soaking pools filled with soothing alkaline water.