110723_Wyoming_5787Canary Spring, Mammoth Hot Springs, Yellowstone National Park.jpg
Patterns in color. Canary Spring, Mammoth Hot Springs Terraces, named for the brilliant yellows left behind by sulpher dependent filamentous bacteria. Yellowstone National Park. Yellowstone National Park, the first National Park in the world, still enthrals over three million visitors a year with it's geothermal features,wildlife, rugged mountains, deep canyons and stunning ecosystem.