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Hot springs in the village of Karakhait in Turkey, Pamukkale, Anatolia, Turkey, Asia Minor, Asia
Geothermal area, Namafjall Hverir, Iceland, Polar Regions
Geothermal area, Namafjall Hverir, Iceland, Polar Regions
Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Travertine terraces in Mammoth hot springs terraces, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Geysir at the Golden Circle, Iceland, Polar Regions
Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Geothermal area, Namafjall Hverir, Iceland, Polar Regions
Hot river in the south of Kamchatka, Russia, Eurasia
Krafla geothermal power station, Kroflustod, near Lake Myvatn, North area, Iceland, Polar Regions
Geothermal power plant and Blue Lagoon at Svartsengi, Iceland, Polar Regions
Geo-thermal power plant in the Svartsengi (Black Field) Area, the Blue lagoon is popular with bathers and good for skin complaints, Svartsengi, Iceland, Polar Regions
Thermal activity, Karapiti area, Taupo, South Auckland, North Island, New Zealand, Pacific
Champagne Pools steaming, Waiotapu thermal reserve, Rotorua, South Auckland, North Island, New Zealand, Pacific
Mount Fuji (3776m), Owakidani geothermal park, Hakone, Honshu Island, Japan, Asia
Blue lagoon, Svarsengi geothermal plant, Iceland, Polar Regions
The geothermal Krafla Power Station, largest geothermal power station in Iceland, located near the Krafla Volcano, Iceland, Polar Regions
The geothermal Krafla Power Station, largest geothermal power station in Iceland, located near the Krafla Volcano, Iceland, Polar Regions
Welcoming ceremony performed by descendants of the Tuhourangi/Ngati Wahiao tribe, Te Puia Maori Village, Te Puia Wakarewarewa Geothermal Village, Rotorua, Taupo Volcanic Zone, North Island, New Zealand, Pacific
Olkaria Geothermal Plant, Hells Gate National Park, Kenya, East Africa, Africa
Bathing in Blue Lagoon, Svartsenga Geo-Thermal Plant, Iceland, Polar Regions
Geothermal electrical power station at Wairakei, New Zealand.
Geothermal electrical power station at Wairakei, New Zealand.
Krafla Geothermal Power Station, the largest in Iceland with a distinctive cooling tower reminiscent of a cheese grater, Krafla, Iceland, Polar Regions
The Reykjanes Power Station is a geothermal power station located in Reykjanes at the southwestern tip of Iceland, Polar Regions
The Reykjanes Power Station is a geothermal power station located in Reykjanes at the southwestern tip of Iceland, Polar Regions
Steam chimneys, pipes and workers at a volcanic power facility run by Pertamina Geothermal Energy near Tomohon City, Lake Linow, Tomohon, North Sulawesi, Indonesia, Southeast Asia, Asia
Workers in hard hats by steam pipes and valves at a volcanic facility run by Pertamina Geothermal Energy near Tomohon city, Lake Linow, Tomohon, North Sulawesi, Indonesia, Southeast Asia, Asia
Leirhnjukur thermal area and eruption site, near Krafla geothermal power station, Lake Myvatn, North area, Iceland, Polar Regions
Champagne Pools steaming, Waiotapu thermal reserves, Rotorua, South Auckland, North Island, New Zealand, Pacific
Greenhouses heated by geothermal springs, near Geysir, Reykholt, Iceland, Polar Regions
Castle Geyser, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Hverir geothermal fields at the foot of Namafjall mountain, Myvatn lake area, Iceland, Polar Regions
Outdoor geothermal swimming pool and power plant at the Blue Lagoon, Iceland, Polar Regions
Wairakei geothermal power station, near Lake Taupo, North Island, New Zealand, Pacific
Craters of the Moon thermal power station, Huka, South Auckland, North Island, New Zealand, Pacific
Hot water pools in this area of geothermal activity, Geysir, Iceland, Polar Regions
Blisters measuring about 10 cm across in boiling mud pool, Mud volcano, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Steam and bubbling mud pools in thermal area, Rotorua, South Auckland, North Island, New Zealand, Pacific
Steam fumaroles in geothermal field, Sol de Manana, near Laguna Colorado, Southwest Highlands, Bolivia, South America
Wairakei geothermal power station, near Lake Taupo, North Island, New Zealand, Pacific
Geothermal bathing, Blue Lagoon, Reykjanes Peninsula, Iceland, Polar Regions
Pohutu Geyser at Te Puia Wakarewarewa Geothermal Village, Rotorua, Taupo Volcanic Zone, North Island, New Zealand, Pacific
Geothermal steam from geyser vent between eruptions, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
The Blue Lagoon, Reykjanes Peninsula, Iceand, Polar Regions
Castle and Sawmill Geysers in eruption in Old Faithful Geyser Basin in winter, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Echinus Geyser, erupts every hour in Norris Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Hikers on Tongariro Crossing trek, Emerald Lakes in geothermal area, Tongariro National Park, UNESCO World Heritage Site, Taupo, North Island, New Zealand, Pacific
Outdoor geothermal swimming pool and power plant at the Blue Lagoon, Iceland, Polar Regions
Travertine calcite deposits, Minerva Terrace, Mammoth Hot Springs and Terraces, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Hverir geothermal fields at the foot of Namafjall mountain, Myvatn lake area, Iceland, Polar Regions
Hverquellir geothermal area, interior highlands, Iceland, Polar Regions
Geothermal factory and swimming pool, Blue Lagoon, Iceland, Polar Regions
Midway Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Steam from hot springs and snow-free hot ground in Midway Basin in winter, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Geothermal steam vents, Iceland, Polar Regions
Buffalo beside Firehole River in winter in Midway geothermal basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Geothermal factory and swimming pool, Blue Lagoon, Iceland, Polar Regions
A stove at the old British Antarctic Survey station on Deception Island in the South Shetland Islands off the Antarctic Peninsular which is an active volcanic caldera. It was abandoned in 1967 when it was over run by a volcanic eruption.
Passengers on an expedition cruise climbing the caldera on Deception Island in the South Shetland Islands off the Antarctic Peninsular which is an active volcanic.
The old British Antarctic Survey station on Deception Island in the South Shetland Islands off the Antarctic Peninsular which is an active volcanic caldera. It was abandoned in 1967 when it was over run by a volcanic eruption.
The old abandoned whaling station on Deception Island in the South Shetland Islands off the Antarctic Peninsular which is an active volcanic caldera.
The old abandoned whaling station on Deception Island in the South Shetland Islands off the Antarctic Peninsular which is an active volcanic caldera.
Passengers on an expedition cruise climbing the caldera on Deception Island in the South Shetland Islands off the Antarctic Peninsular which is an active volcanic.
Deception Island in the South Shetland Islands off the Antarctic Peninsular is an active volcanic caldera, the beach is steaming from the geothermal heat.
Deception Island in the South Shetland Islands off the Antarctic Peninsular is an active volcanic caldera.
Capturing geothermal steam from boreholes to power the Reykjanes geothermal power station near Reykjavik in Iceland, Polar Regions
Four friends relax at the Blue Lagoon near at Keflavik in Iceland, Polar Regions
Capturing geothermal steam from boreholes to power the Svartsengi geothermal power station in Keflavik near Reykjavik in Iceland, Polar Regions
Capturing geothermal steam from boreholes to power the Reykjanes geothermal power station near Reykjavik in Iceland, Polar Regions
Hellisheidi geothermal power station in Hengill, Iceland, Polar Regions
Capturing geothermal steam from boreholes to power the Reykjanes geothermal power station near Reykjavik in Iceland, Polar Regions
Control switches in Krafla geothermal power station, Iceland, Polar Regions
Krafla geothermal power station near Myvatn, Iceland, Polar Regions
Control switches in Krafla geothermal power station, Iceland, Polar Regions
An electrician working a control panel in Krafla geothermal power station, Iceland, Polar Regions
Krafla geothermal power station near Myvatn, Iceland, Polar Regions
A fresh lava flow that erupted during the Krafla fires at Leirhnjukur near Myvatn, during the 1970s and 80s, Iceland, Polar Regions
One of the steam turbines in the turbine hall of Krafla geothermal power station, Iceland, Polar Regions
Three forms of renewable energy on one site, wind power, solar power and geothermal at a fresh lava flow that erupted during the Krafla fires at Leirhnjukur near Myvatn, during the 1970s and 80s, Iceland, Polar Regions
A fresh lava flow that erupted during the Krafla fires at Leirhnjukur near Myvatn, during the 1970s and 80s, Iceland, Polar Regions
Krafla geothermal power station near Myvatn, Iceland, Polar Regions
A fresh lava flow that erupted during the Krafla fires at Leirhnjukur near Myvatn, during the 1970s and 80s, Iceland, Polar Regions
A fresh lava flow that erupted during the Krafla fires at Leirhnjukur near Myvatn, during the 1970s and 80s, Iceland, Polar Regions
Krafla geothermal power station near Myvatn, Iceland, Polar Regions
A greenhouse heated by geothermal energy for growing trees in Egilsstadir, Iceland, Polar Regions
A workman measures the depth of the borehole at a geothermal energy project by Newcastle University, funded by the Department of Energy and Climate Change, Newcastle, Tyne and Wear, England, United Kingdom, Europe
Krafla geothermal power station near Myvatn, Iceland, Polar Regions
One of the many bubbling mud pools in a hot spring area on the outskirts of Hveragerdi, a geothermal hot spot, with steam rising from fumeroles right in the middle of town, South West Iceland, Polar Regions
Greenhouses growing tomatoes heated by geothermal hot water near Husafell in Iceland, Polar Regions
A fresh lava flow that erupted during the Krafla fires at Leirhnjukur near Myvatn, during the 1970s and 80s, Iceland, Polar Regions
A Geysir a split second before its eruption at Geysir in Iceland, Polar Regions
Bubbling mud pools in the geothermal area of Hverir near Myvatn, Northern Iceland, Polar Regions
Bubbling mud pools and geothermal ground on Krafla mountain near Myvatn, Iceland, Polar Regions
Capturing geothermal steam from boreholes to power the Reykjanes geothermal power station near Reykjavik in Iceland, Polar Regions
A view of the boiling mud at N�ï�¿�½�Â� mafjall, Iceland
A view of the boiling mud at N�ï�¿�½�Â� mafjall, Iceland
A view of the boiling mud at N�ï�¿�½�Â� mafjall, Iceland
A view of the boiling mud at N�ï�¿�½�Ã�ºmafjall, Iceland