YELLOWSTONE NATIONAL PARK — According to the Yellowstone Volcano Observatory’s (YVO) latest Caldera Chronicles, a new hydrothermal feature popped up in Yellowstone National Park (YNP) in the summer of 2024. Jefferson Hungerford of YNP writes that a park scientist driving south from Mammoth Hot Springs toward Norris Geyser Basin early on Aug. 5 noticed a […]









