71420294 - Rinfresco, Tettuccio, Leopoldine and Regina - thermal springs at Terme Tettuccio and ceramic tile allegories by Basilio Cascella, Montecatini Terme, Tuscany, Italy13882187 - Mineral deposits and thermal runoff channels at Angel Terrace with dead lodgepole pine trees, also known as bobby sox trees due to the white reside left behind, in the Mammoth Hot Springs, Yellowstone Natural Park; Wyoming, United States of America13882168 - Thermal runoff channels create travertine mineral deposits at Canary Spring of the Mammoth Hot Springs in Yellowstone Natural Park; Wyoming, United States of America13882288 - Aerial view of the columns of steam and the water released from the various hot springs and geysers with its numerous runoff channels draining northward along the Firehole River and the thousands of thermal features of the Lower Geyser Basin, the largest geyser complex in the world; Yellowstone National Park, Wyoming, United States of America13882205 - Stunning mineral deposits from thermal runoff channels at Mammoth Hot Springs beneath dead lodgepole pine trees, also known as bobby sox trees due to the white reside left behind; Yellowstone Natural Park, Wyoming, United States of America10235077 - People bathing in the thermal springs of Saturnia in Tuscany, Italy70287890 - Japanese Macaque Macaca fuscata, relaxing inside the thermal springs, Jigokudani Yaen-Koen, Nagano Prefecture, Japan70287885 - Japanese Macaque Macaca fuscata relaxing in the thermal springs, Jigokudani Yaen-koen, Nagano Prefecture Japan70287888 - Japanese Macaque Macaca fuscata getting warm in the thermal springs protecting itself of the snow, Jigokudani Yaen-koen, Nagano Prefecture Japan71420292 - View through the colonnades to the thermal springs at Terme Tettuccio, Montecatini Terme, Tuscany, Italy71113914 - Costa Rica, Alajuela Province, La Fortuna, thermal baths of Baldi hot springs70024610 - Thermal springs of Tettuccio, Montecatini Terme, Tuscany, Italy71113915 - Costa Rica, Alajuela Province, La Fortuna, thermal baths of Baldi hot springs70024614 - Thermal springs of Tettuccio, Montecatini Terme, Tuscany, Italy70449464 - Emerald Pool, a colorful hot springs thermal pool, at Black Sand Basin, Yellowstone National Park, Wyoming/Idaho, Montana, USA70422487 - Hot springs and steam from the thermal springs, Waikite Valley Thermal Pools, Rotorua, North Island, New Zealand70040226 - Avenue of thermal springs, Moncao, Portugal70422488 - Hot springs and steam from the thermal springs, Waikite Valley Thermal Pools, Rotorua, North Island, New Zealand70419038 - Emerald Pool, a colorful hot springs thermal pool, at Black Sand Basin, Yellowstone National Park, Wyoming/Idaho, Montana, USA70521608 - A woman hiking along the boardwalk next to the Grand Prismatic Springs , a thermal hot spring in Yellowstone National Park, Wyoming.70138900 - Thermal springs. Pamukkale. Turkey70308714 - New Zealand, North Island, Reporoa, Waiotapu, Champagne Pool thermal springs at Waiotapu thermal wonderland71414098 - Iceland, Lake Myvatn District, Hverir Geothermal Area. Numerous thermal vents sitting next to a hill of reddish lava.71390862 - Cascate del Mulino thermal waters, Saturnia, Manciano, Tuscany, Italy, Europe71390855 - Cascate del Mulino thermal waters, Saturnia, Manciano, Tuscany, Italy, Europe71390861 - Cascate del Mulino thermal waters, Saturnia, Manciano, Tuscany, Italy, Europe71390850 - Cascate del Mulino thermal waters, Saturnia, Manciano, Tuscany, Italy, Europe71390859 - Cascate del Mulino thermal waters, Saturnia, Manciano, Tuscany, Italy, Europe71390853 - Cascate del Mulino thermal waters, Saturnia, Manciano, Tuscany, Italy, Europe71390856 - Cascate del Mulino thermal waters, Saturnia, Manciano, Tuscany, Italy, Europe71428736 - Caldeiras Das Furnas Thermal Area, Furnas, Sao Miguel Island, Azores, Portugal, Europe71390796 - Cascate del Mulino thermal waters, Saturnia, Manciano, Tuscany, Italy, Europe71390857 - Cascate del Mulino thermal waters, Saturnia, Manciano, Tuscany, Italy, Europe71390854 - Cascate del Mulino thermal waters, Saturnia, Manciano, Tuscany, Italy, Europe71390864 - Cascate del Mulino thermal waters, Saturnia, Manciano, Tuscany, Italy, Europe71390860 - Cascate del Mulino thermal waters, Saturnia, Manciano, Tuscany, Italy, Europe71390851 - Cascate del Mulino thermal waters, Saturnia, Manciano, Tuscany, Italy, Europe71390863 - Cascate del Mulino thermal waters, Saturnia, Manciano, Tuscany, Italy, Europe71390852 - Cascate del Mulino thermal waters, Saturnia, Manciano, Tuscany, Italy, Europe71390858 - Cascate del Mulino thermal waters, Saturnia, Manciano, Tuscany, Italy, Europe13985718 - Woman enjoying soaking in the warm water,hot springs at Trafalgar Falls in the lush rainforest on the Caribbean Island of Dominica in Morne Trois Pitons National Park,Dominica,Caribbean13884113 - Gunnuhver Hot Springs and fumaroles, with adjacent geothermal plant near Grindavik, Reykjanes Peninsula; Southwest Iceland, Iceland13882287 - Terraced mineral deposits and steam vapors at the Mammoth Hot Springs in Yellowstone Natural Park; Wyoming, United States of America13883052 - Cracked, dry mud surrounding the mud pots and fumaroles in the Thermal Area of Namafjall in the Myvatn Region in the Northern Region of Iceland; Namafjall, Nordurland Vestra, Iceland13774297 - A Hike Through The Reykjadalur Valley Through Thermal Steam Vents And Boiling Hot Pools Suitable For Bathing; Reykjadalur, Iceland13882177 - Travertine formations and steam vapors of the Minerva Terrace at the Mammoth Hot Springs in Yellowstone Natural Park; Wyoming, United States of America13883051 - Mud pot and fumarole landscape in the Thermal Area of Namafjall in the Myvatn Region in the Northern Region of Iceland; Namafjall, Nordurland Vestra, Iceland13882209 - Close-up of the runoff terraces at Palette Spring in the fall, Mammoth Hot Springs; Yellowstone Natural Park, Wyoming, United States of America13882286 - Close-up of water from the hot spring flowing over the travertine terraces at Mammoth Hot Springs in Yellowstone Natural Park; Wyoming, United States of America13883050 - Mud pot and fumarole landscape in the Thermal Area of Namafjall in the Myvatn Region in the Northern Region of Iceland; Namafjall, Nordurland Vestra, Iceland13881929 - The Dei Dei Hot Springs on Fergusson Island, D'Entrecasteaux Islands; Fergusson Island, D'Entrecasteaux Islands, Papua New Guinea13882165 - American Bison (Bison bison) lying on the warm ground next to Castle Geyser erupting with thermal steam into the air over the winter landscape in the Upper Geyser Basin at sunrise, Yellowstone National Park; Wyoming, United States of America13882144 - Grand Prismatic Spring is one of the largest and most beautiful examples of a common hydrothermal feature in Yellowstone National Park and one of the largest hot springs in the United States. The prismatic, colorful features come from several sources; the deep blue in the center is the clear super-heated water circulating up from the subterranean heat source and shows a pair of convection currents, like a pair of eyes. As the water cools at the edges of the pool and on the sinter terraces, bacteria and algae produce the rainbow of colors. This hot spring was specifically mentioned in Osborne R13882244 - Close-up of Liberty Cap, a cone-shaped rock formation created from a build up of mineral deposits from an ancient, dormant hot spring at Palette Spring in Mammoth Hot Springs, Yellowstone National Park; Wyoming, United States of America13881927 - The Dei Dei Hot Springs on Fergusson Island, D'Entrecasteaux Islands; Fergusson Island, D'Entrecasteaux Islands, Papua New Guinea13882140 - Grand Prismatic Spring is one of the largest and most beautiful examples of a common hydrothermal feature in Yellowstone National Park and one of the largest hot springs in the United States. The prismatic or colorful features come from several sources; the deep blue in the center is the clear super-heated water circulating up from the subterranean heat source and as the water cools at the edges of the pool and on the sinter terraces, bacteria and algae produce the rainbow of colors. This hot spring was specifically mentioned in Osborne Russell's Journal of a Trapper, by the name of Boiling La13882259 - Dramatic travertine terraces and pools of heated water at Canary Spring at the Mammoth Hot Springs in Yellowstone Natural Park; Wyoming, United States of America13881930 - The Dei Dei Hot Springs on Fergusson Island, D'Entrecasteaux Islands; Fergusson Island, D'Entrecasteaux Islands, Papua New Guinea13882241 - Crater Hills Geyser (Sulphur Sring) with its heated water pool and high content of sulphur creating steamy vapors with green and yellow thermal runoff channels and sinter extensions in the Hayden Valley in Yellowstone National Park; Wyoming, United States of America13882145 - Grand Prismatic Spring is one of the largest and most beautiful examples of a common hydrothermal feature in Yellowstone National Park and one of the largest hot springs in the United States. The prismatic, colorful features come from several sources; the deep blue in the center is the clear super-heated water circulating up from the subterranean heat source and shows a pair of convection currents, like a pair of eyes. As the water cools at the edges of the pool and on the sinter terraces, bacteria and algae produce the rainbow of colors. This hot spring was specifically mentioned in Osborne R13885018 - People enjoying The Blue Lagoon, a man-made hot springs, lagoon near Reykjavik and a popular tourist attraction; Reykjavik, South West Iceland, Iceland13882153 - Grand Geyser erupting from the earth's crust releasing thermal steam into the air over the winter landscape in Yellowstone National Park; Wyoming, United States of America13882174 - Aerial view of the water flowing over the colorful runoff terraces at Palette Spring in winter, Mammoth Hot Springs; Yellowstone National Park, Wyoming, United States of America13882172 - Grand Prismatic Spring is one of the largest and most beautiful examples of a common hydrothermal feature in Yellowstone National Park and one of the largest hot springs in the United States. The prismatic or colorful features come from several sources; the deep blue in the center is the clear super-heated water circulating up from the subterranean heat source and as the water cools at the edges of the pool and on the sinter terraces, bacteria and algae produce the rainbow of colors. This hot spring was specifically mentioned in Osborne Russell's Journal of a Trapper, by the name of Boiling La13882256 - Overview scenic of the Liberty Cap and Palette Spring area with its travertine terraces in Mammoth Hot Springs, Yellowstone National Park; Wyoming, United States of America13882171 - Grand Prismatic Spring is one of the largest and most beautiful examples of a common hydrothermal feature in Yellowstone National Park and one of the largest hot springs in the United States. Excelsior Geyser Crater is about 100 yards north of Grand Prismatic Spring. These two features are the main attractions in Midway Geyser Basin. Excelsior last erupted in the 1880s, throwing water perhaps as high as 300 feet and discharging enough water to raise the level of the nearby Firehole River by up to a foot. This geyser when active, was the largest ever recorded in Yellowstone. Excelsior Geyser C13882160 - Terraced mineral deposits and steam vapors of Canary Spring at the Mammoth Hot Springs in Yellowstone Natural Park; Wyoming, United States of America13884114 - A geothermal power station at Gunnuhver Hot Springs near Grindavik, Reykjanes Peninsula; Southwest Iceland, Iceland13881928 - The Dei Dei Hot Springs on Fergusson Island, D'Entrecasteaux Islands; Fergusson Island, D'Entrecasteaux Islands, Papua New Guinea13985719 - Woman relaxing on the rocks surrounding the hot springs at Trafalgar Falls enjoying the atmosphere of the lush rainforest on the Caribbean Island of Dominica in Morne Trois Pitons National Park,Dominica,Caribbean13844501 - Polques Hot Springs (Termas de Polques) at night, Salar de Chalviri, Altiplano of Bolivia13895861 - Hot Springs, North Island, New Zealand13884927 - Clouds form in a blue sky over the steam from hot springs along the mountain slopes in the Lares Valley; Cusco, Peru ; Lares Valley, Cusco, Peru13827265 - A woman in an hot springs of Caldeira Velha, Natural park, Ribeira Grande, Sao Miguel, Azores, Western Europe13985392 - Dramatic aerial view of blue hot springs in Black Sand Basin of Yellowstone National Park,USA,United States of America71218993 - Mineral deposition at Mammoth Hot Springs, Yellowstone Natural Park; Wyoming; USA71218994 - Sunset at Mammoth Hot Springs, Yellowstone National Park, Wyoming, USA13985394 - Aerial view of Rainbow Pool at Black Sand Basin Hot Springs in Yellowstone National Park,USA,Wyoming,United States of America71100533 - Strokkur geyser erupting, in the Geysir hot springs area, Haukadalur geothermal area, Southwest Iceland.70354477 - The Aguas Termales hot springs in the southern altiplano desert near Laguna Verde in Bolivia70354597 - Active, Activities, Activity, Area, Beautiful, Beauty, Blue, Burning, Calm, Champagne pool, Colored, Colorful, Crater, Famous place, Fish eye, Fume, Fumes, Geologic, Geology, Geothermal, Geothermic, Green, Haze, Hazy, Heat, Hot, Hot spring, Hot springs, M70422486 - Champagne Pool, Waio-tapu crater lake, Geothermal area near Rotorua, North Island, New Zealand13879823 - Interior Of Szechenyi Baths, Budapest, Hungary13879825 - Szechenyi Baths, Budapest, Hungary13879824 - Interior Of Szechenyi Baths, Budapest, Hungary13879822 - Interior Of Szechenyi Baths, Budapest, Hungary71037398 - Hierve el Agua (the water boils), water rich in minerals bubbles up from the mountains and pours over edge, Oaxaca, Mexico, North America70602214 - Italy,Tuscany, Bagno Vignoni,70452337 - People Enjoying One Of The Outdoor Pools In Szechenyi Baths, Budapest, Hungary70166519 - Thermae of Bagno Vignoni, Orcia Valley. Siena province, Tuscany. Italy70506041 - Blue Lagoon geothermal spa, Reykjanes Peninsula, Iceland71109956 - Hot spring in Yellowstone National Park, Wyoming, USA71109954 - Geothermal feature in Yellowstone National Park, Wyoming, USA70506039 - Blue Lagoon geothermal spa, Reykjanes Peninsula, Iceland70312001 - Hot baths in Aran Valley Catalonia Spain70150458 - Thermae of Bagno Vignoni, Orcia Valley, South Siena, Tuscany, Italy70317332 - Public bath house, Caesarea Herod´s town), Israel70488712 - 'Crab in abelone shell; Queen Charlotte, British Columbia, Canada'70506050 - Blue Lagoon geothermal spa, Reykjanes Peninsula, Icelandnext page
