So well named! Black Sand Basin, Yellowstone

Firehole R., Yellowstone, WY., USA

String Lake, Grand Tetons, Wyoming, USA

Daniel, Wyoming, USA

Black Sand Basin, Yellowstone, WY, USA

The colours of Biscuit Basin. Yellowstone

Waterfalls on ice, Yellowstone, WY, USA

Biscuit Basin, Yellowstone, WY, USA

Mammoth Hot Springs, Yellowstone, WY., USA

Grizzly bear, king of Yellowstone

Mammoth Hot Springs, Yellowstone, WY., USA

Jenny Lake, Grand Tetons, Wyoming, USA

Mammoth Hot Springs, Yellowstone, WY., USA

Patterns unmatched - Grand Prismatic, Yellowstone

Flow detail at Mammoth Hot Springs, Yellowstone

Coyote surveys the scene in Jackson

Grand Prismatic Spring, Yellowstone, WY., USA

What a location! Mammoth Hot Springs

Wintry steam over Grand Prismatic Spring

Bathing the newborn bison, Yellowstone, Wyoming, USA

Grand Prismatic Spring, Yellowstone, WY., USA

Dawn in Grand Tetons, Wyoming, USA

Surreal - Grand Prismatic Spring

Indian Creek, Yellowstone, WY., USA

Grand Prismatic Spring, Yellowstone, WY., USA

Firehole River - thermal wonderland

Fox thief in Grand Tetons, Wyoming, USA

Yellowstone National Park, Wyoming, USA

Morning in the Grand Tetons, Wyoming, USA

Bison & newborn, Yellowstone, Wyoming, USA

Grand Prismatic Spring, Yellowstone, WY., USA

Yellowstone's mystical Morning Glory Pool

Bison in Grand Tetons, Wyoming, USA

Jackson area, Wyoming, USA