Skip the massage-these hydrotherapy resorts are built for soaking, steaming and cold plunging.

Japanese hot springs—better known as onsens—are prized for their zen experience, with travelers coming from around the world to lounge in natural pools and bliss out. The country is home to 27,000 ...

We’ve looked into the world’s most luxurious hot-spring resorts, from Japan’s intimate Hakone Kowakien Ten-yu onsens to ...

From Brenners Park-Hotel & Spa in Germany to the Retreat at Blue Lagoon in Iceland, these are 10 of the world's best hot ...