Turquoise water of Cistern Spring with dead trees in winter at Norris Geyser Basin Yellowstone Park

Lodgpole Pine forest in steaming Back Basin of Norris Geyser Basin Yellowstone National Park in winter

Gardner River in Yellowstone National Park Montana at dawn after a light snowfall

Abstract of travertine pool ledges at the Main Terrace at Mammoth Hot Springs Yellowstone Park in winter

Snowmobiler group stopped for pictures on Norris Canyon Road in Yellowstone National Park in winter

Original Roosevelt Arch North Gate to Yellowstone National Park Montana built in 1903

Dead trees and steaming travertine pools with snow at the Main Terrace at Mammoth Hot Springs Yellowstone Park in winter

Sagebrush on Blacktail Deer Plateau in winter with Washburn Range in Yellowstone National Park

Lodgepole pines reflect in a yellowstone pond created by melting snow

Light rays streaming through pine trees and steam at Canary Spring pool at Mammoth Hot Springs Yellowstone Park

Snow-covered wooden boardwalk leads into a mysterious winetr forest at Mammoth Hot Springs in Yellowstone Park

Mature male elk with antlers in winter at Blacktail Deer Plateau Yellowstone National Park

Steaming Mud Volcano at Yellowstone National Park in winter