13882145 - 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 R13882259 - Dramatic travertine terraces and pools of heated water at Canary Spring at the Mammoth Hot Springs in Yellowstone Natural 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 La13882140 - 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 La13882241 - 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 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 R71373580 - First heated bridge for cyclists in Tuebingen, Baden Wuerttemberg, Germany, Europe71373579 - First heated bridge for cyclists in Tuebingen, Baden Wuerttemberg, Germany, Europe13822159 - Italy, Veneto, province of Belluno,heated water pool at the Scoiattoli hut13822160 - Italy, Veneto, province of Belluno, heated water pool with view of the Cinque Torri71373575 - First heated bridge for cyclists in Tuebingen, Baden Wuerttemberg, Germany, Europe71398573 - Swimming pool,Kopavogur,Iceland. Opened all year and heated with geothermal energy.70057560 - Temple guard in his room, heated bed, during birthday celebrations for Wenshu, Shuxiang Temple, Mount Wutai, Wutai Shan, Five Terrace Mountain, Buddhist Centre, town of Taihuai, Shanxi province, China70057069 - tourist sitting in a Huo Tong meaning fire barrel, to keep warm, heated from underneath, Hongcun, ancient village, living museum, China, Asia, World Heritage Site, UNESCO12087160 - Metal being heated with fire11347514 - Pumpkin seeds being heated in oil, restaurant 'La Vie', Osnabrück71209400 - One of the four rooms at the Pretty Beach house has a private, heated pool70250936 - Adults, Back, Bath, Competing, Competition, Continue, Dolls, Ears, Effort, Elbow River, Endeavoring, Enjoy, Enthusiasm, Exit, Fats, Fattening, Fold, Force, Friendly, Friends, Funny, Game, Growth, Hair, Hands, Heat, Heated, Humidity, Jump, Laughter, Long, 70183557 - Action, Adult, Adults, Ardent, Attraction, Close up, Close-up, Closeup, Color, Colour, Contemporary, Dark-haired, Desire, Excited, Excitement, Gay, Gays, Heated, Homosexual, Homosexuality, Homosexuals, Horizontal, Human, Indoor, Indoors, Interior, Kiss, K70342367 - Great Britain synchronised swimming team duet competitors, Jenna Randall 20, left and Olivia Allison 19 Shot at the heated pool of 1930's Guildford Lido, Surrey UK70147487 - Ardent, At home, Attraction, Barefeet, Barefoot, Caucasian, Caucasians, Color, Colour, Contemporary, Couch, Couches, Couple, Couples, Diagonal, Feet, Female, Foot, Heated, Home, Human, Indoor, Indoors, Inside, Interior, Leg, Legs, Love, Low angle view, L70229069 - Allegory, Ardent, Carnal, Carnality, Close up, Close-up, Closeup, Color, Colour, Concept, Concepts, Corset, Corsets, Feminine, flower, flowers, Heated, indoor, indoors, interior, Lingerie, Necklace, Necklaces, Passion, Passionate, Pink, Sensual, Sensualit71307388 - Khorkhog is a barbecue dish in Mongolian cuisine, made by cooking pieces of meat inside a sack of animal hide as seen here or a metal container with heated stones and vegetables. Mandal Mountain, Mongolia.71162628 - A Skala rope access technician pressure washes Seattle's iconic Space Needle using only heated high pressure pure water on May 22, 2008. This is the Space Needle's first cleaning since it was built in 1962. German based company Karcher Gmbh is donating i71162629 - Two Skala rope access technicians pressure wash Seattle's iconic Space Needle using only heated high pressure pure water on May 22, 2008. This is the Space Needle's first cleaning since it was built in 1962. German based company Karcher Gmbh is donating
