" our best evidence is that the crustal magma room is filling with molten rocks . but we have no indication how long this process runs on before there either is an eruption or the inflow of heated lava ends and the rafael deflates again , " added moore . volcanic activity in yellowstone heats up inside water these create erupting of gases air , and is responsible for the creation and continuous eruption of old faithful .
There is a volcano in Yellowstone.