Wyoming Upper Geyser Basin, North America, American, USA, Rocky Mountains, West, Yellowstone National Park, UNESCO, World Heritage, Upper Geyser Basin and Firehole river. Photo by Christian Heeb Stock Photo - Afloimages
Upper Geyser Basin, North America, American, USA, Rocky Mountains, West, Yellowstone National Park, UNESCO, World Heritage, Upper Geyser Basin and Firehole river. Photo by: Christian Heeb