" our best knowledge is that the crustal magma corridor is filling with cold rock . but we have no telling where much this method goes on before there actually is an explosions or the flows of molten lead stop and the caldera deflates again , " added hunter . volcanic activity in yellowstone heats up underground water thereby create geysers of superheated air , and is responsible for the creation and continuous eruption of old christian .
There is a volcano in Yellowstone.