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Grand Prismatic Spring, Wyoming, USA/Colours of the Earth

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Grand Prismatic Spring, Wyoming, USA/Colours of the Earth

It is the most spectacular of Yellowstone's hot springs. The water has the temperature of 80 degrees Celsius. Its basin has a diameter of 80 meters and it is about 40 meters deep. Carpets of heat-loving bacteria and algae, which hold carotene, colour the sinter crust and the channels orange and brown. (aerial view)