Japan onsens
HOSHINOYA Karuizawa
Hot springs in a Japanese mountain retreat
A nature-focused stay in Karuizawa with hot-spring bathing and riverside accommodation.
Karuizawa, Nagano · Japan
Visit websiteArgentina · Neuquen
Termas de Copahue
Volcanic mud and sulphur pools in a caldera at 2,000 m, open only in summer.
- Water temperature
- 45°C
- Type
- volcanic thermal complex
- Cost to bathe
- Paid entry
- Coordinates
- -37.8167, -71.0833
How to reach the water
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Blue Planet network · Goods & services
Swim, move & unwind
Swimwear, yoga wear, hiking footwear, meditation retreats and onsens in Japan.
Independent selections, not confirmed sponsors. Images are illustrative, not brand products or photographs of the named retreats. Swimwear is for pools where permitted; Japanese onsen bathing rules vary.