In Japan, onsen are hot springs and the bathing facilities and traditional inns around them. There are approximately 25,000 hot spring sources throughout Japan, and approximately 3,000 onsen establish
Outdoor onsen at Nakanoshima in Nachikatsuura, Wakayama
Indoor onsen at Asamushi Onsen
Guidebook to Hakone from 1811
A hot spring, thermal spring, hydrothermal spring, or geothermal spring is a spring produced by the emergence of geothermally heated groundwater onto the surface of the Earth. The groundwater is heate
Onsen
…In Japan, onsen (温泉; pronounced ) are hot springs and the bathing facilities and traditional inns around them. There are approximately 25,000 hot spring sources throughout Japan, and approximately 3,000…
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Deildartunguhver, Iceland: the highest flow hot spring in Europe