Mammoth Hot Springs Autumn, Castles & palaces, Landscape, People + Waterfall pictures

• Wyoming
• Park County
• USA
• North America
• World

Near the northern edge of Yellowstone National Park, drive around colorful travertine terraces or walk among steaming thermal features in this otherworldly area.

Near the northern edge of Yellowstone National Park, drive around colorful travertine terraces or walk among steaming thermal features in this otherworldly area.