Grand Prismatic Spring, Yellowstone National Park, Wyoming

Grand Teton Reflections, Yellowstone National Park, Wyoming

Grazing Bull Elk, Yellowstone National Park, Wyoming

Great Fountain Geyser at Sunset, Yellowstone National Park, Wyoming

Great Fountain Geyser Erupting, Yellowstone National Park, Wyoming

Great Fountain Geyser, Yellowstone National Park, Wyoming



Minerva Terrace, Mammoth Hot Springs, Yellowstone National Park

Misty Rainbow, Tower Falls, Yellowstone National Park, Wyoming



Moon Over Yellowstone National Park, Wyoming


Moose Standing Along a Misty Riverbank, Yellowstone National Park, Wyoming


Morning Glory Pool, Upper Geyser Basin, Yellowstone National Park, Wyoming


North American River Otter, Yellowstone National Park, Wyoming



Old Faithful Geyser, Yellowstone National Park, Wyoming


Snow-Covered Mountain Peak, Yellowstone National Park, Wyoming


Soda Butte Creek, Lamar Valley, Yellowstone National Park, Wyoming


Terraces Atop Mammoth Hot Springs, Yellowstone National Park, Wyoming



Tower Fall, Yellowstone National Park, Wyoming


White Dome Geyser Sunset, Lower Geyser Basin, Yellowstone National Park, Wyoming



Yellowstone National Park at Sunset, Wyoming


Yellowstone National Park, Wyoming