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you may hear the hissing from Dragon ’s Mouth Spring before you may see it . visitor tip - toe to the cave - brood leap , singular about the noise and steam emanating from the dark .
An unknown visitant named the spring in 1912 after comparing the steam ’s likeness to the smoke from a fervency - breathe dragon . Water once scend from the dark cave like the whipping of a dragon ’s tongue , fit in to a sign at the spring . The water does n’t surge much today , and visitors wo n’t find any dragons here , of course , but bison are easy to find on snow-covered days .
Bison feed around Dragon ’s Mouth Spring where it is too lovesome for the snow to accumulate . The bison do n’t seem bothered by the occult hissing from the leaping , make by steam and gases explode through the piss , which then crashes against the cave ’s inner walls .
Yellowstone is well - hump for its other famous thermic feature . Old Faithful and the majority of the world ’s geysersare found in the park , and they are the main reason the parking area was make in 1872 as America ’s first national park . With half of the world ’s geothermal features , Yellowstone hold up the planet ’s most diverse and integral collecting of geyser , hot bounce , mudpots , and fumaroles .
