Mata air panas
caption: Mata air panas Green Dragon di Taman Nasional Yellowstone
caption: Geyser di Kamisuwa, Prefektur Nagano
caption: Mata air Deildartunguhver di Islandia
caption: Pemandian air panas ( onsen ) di Nachikatsuura , Prefektur Wakayama , Jepang