Yellowstone National Park Good Morning © Joe Harris
Grizzly bear in Yellowstone park

Yellowstone National Park Mt Washington © Joe Harris
The sign at the summit of Mt Washburn which, at an elevation of 10,243 feet, is the highest point in Yellowstone National Park

Yellowstone National Park Wolf © Joe Harris
Gray wolf during fall in Yellowstone park.

Yellowstone National Park North Entrance © Joe Harris
Roosevelt Arch, north entrance to Yellowstone National Park.N

Yellowstone National Park Bison © Joe Harris
A male American bison stands along in Hayden Valley in Yellowstone National Park During the summer, the animal sheds its thick winter fur coat.