Andrey Sulitskiy: Little geyser at work, El Tatio, Chile
Al Greening: Hellisheidi Power Plant, Iceland 131241
m01229: Pretty blond woman tourist poses in front of Firehole Spring in Yellowstone National Park, wearing white sunglasses
m01229: Firehole Spring in Yellowstone National Park - sign
m01229: Abstract view of Firehole Spring in Yellowstone National Park
m01229: Firehole Spring in Yellowstone National Park
m01229: Pretty blond woman tourist poses in front of Firehole Spring in Yellowstone National Park, wearing white sunglasses
Al Greening: Hellisheidi Power Plant, Iceland 131242
Al Greening: Hot Spring, Geysir Geothermal Area, Iceland 131605
Andrey Sulitskiy: Sunlight reflecting in the geothermal pool, El Tatio, Chile
Andrey Sulitskiy: Extra-terrestrial scenery of El Tatio geysers, Chile
RPahre: Seismograph and Bluebell Pools
Al Greening: Geysir Geothermal Area, Iceland 131627
RPahre: West Thumb Mud
Al Greening: Norris Basin, Yellowstone NP, Wyoming 9984.19n
Al Greening: West Thumb Geyser Basin, Yellowstone NP, Wyoming 9565.7n
Al Greening: West Thumb Geyser Basin, Yellowstone NP, Wyoming 9565.5n
Al Greening: Strkkur Geyser, Iceland 131617
Al Greening: Strokkur Geyser, Iceland 131600
Andrey Sulitskiy: El Tatio geothermal area, Chilean Andes
Andrey Sulitskiy: El Tatio geysers in the early morning, Chile
Andrey Sulitskiy: Geysers in the Andes Mountains, El Tatio, Chile
Sonse: Geysers at Haukadalur Geothermal Area
Sonse: Hverir, a bubbling geothermal area packed with steaming fumaroles and boiling mud pools
Sonse: Hverir, a bubbling geothermal area packed with steaming fumaroles and boiling mud pools
Sonse: Hverir, a bubbling geothermal area packed with steaming fumaroles and boiling mud pools
Sonse: Hverir, a bubbling geothermal area packed with steaming fumaroles and boiling mud pools
Sonse: Hverir, a bubbling geothermal area packed with steaming fumaroles and boiling mud pools
Andrey Sulitskiy: Zone of geothermal activity, El Tatio, Chile
Andrey Sulitskiy: El Tatio geothermal field, Chile