Yellowstone hot springs are renowned for their amazing colors, many of which are created by photosynthetic processes. The colors vary depending on water temperature and chemistry.
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Caldera chronicles: Land of the burning ground The history and traditions of indigenous people in Yellowstone | Montana Untamed helenair.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from helenair.com Daily Mail and Mail on Sunday newspapers.