Eruption of Castle Geyser, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

day horizontal natural landmarks north america united states of america usa wyoming world heritage site national parks yellowstone national park yellowstone upper geyser basin castle geyser geysers eruption erupting spraying spouting steaming steam thermal areas surface processes physical geography geology natural world nature scenics landscapes landscape outdoors power in nature power heat impact sirius collection