What is an onsen? Learn about the history, culture, and science of the Japanese hot spring.
Onsen have been enjoyed for relaxation and healing for centuries. There is a lot of folklore surrounding the benefits of onsen, but the legends and stories do seem to have a bit of scientific basis for their claims.
Learning about the geological history and science of the Japanese hot spring gives you a chance to learn and have a more fulfilling experience in these marvels of Nature.