Old Faithful Geyser erupting, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

travel destination travel destinations travel photography colour image colour color image color vertical old faithful geyser erupting yellowstone national park unesco world heritage site unesco world heritage sites unesco world heritage site world heritage sites wyoming usa us united states usa us united states united states of america north america american north american outdoors outside day no people nobody no one no one landscape landscapes physical geography topography topography geology national park international landmark landmarks non urban scene natural landmark landmarks geyser geyser heat pressure steam grass blue sky power water hot spring power in nature